20173958350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{911}}^1$

素因数の和:1131

約数の個数: 192

約数和(自身を含む): 48028925952

約数和(自身を除く): 27854967602

約数列:

[1, 2, 5, 7, 10, 13, 14, 25, 26, 31, 35, 50, 62, 65, 70, 91, 130, 155, 157, 175, 182, 217, 310, 314, 325, 350, 403, 434, 455, 650, 775, 785, 806, 910, 911, 1085, 1099, 1550, 1570, 1822, 2015, 2041, 2170, 2198, 2275, 2821, 3925, 4030, 4082, 4550, 4555, 4867, 5425, 5495, 5642, 6377, 7850, 9110, 9734, 10075, 10205, 10850, 10990, 11843, 12754, 14105, 14287, 20150, 20410, 22775, 23686, 24335, 27475, 28210, 28241, 28574, 31885, 34069, 45550, 48670, 51025, 54950, 56482, 59215, 63271, 63770, 68138, 70525, 71435, 82901, 102050, 118430, 121675, 126542, 141050, 141205, 142870, 143027, 159425, 165802, 170345, 197687, 243350, 282410, 286054, 296075, 316355, 318850, 340690, 357175, 367133, 395374, 414505, 442897, 592150, 632710, 706025, 714350, 715135, 734266, 829010, 851725, 885794, 988435, 1001189, 1412050, 1430270, 1581775, 1703450, 1835665, 1859351, 1976870, 2002378, 2072525, 2214485, 2569931, 3163550, 3575675, 3671330, 3718702, 4145050, 4428970, 4433837, 4942175, 5005945, 5139862, 7151350, 8867674, 9178325, 9296755, 9884350, 10011890, 11072425, 12849655, 13015457, 18356650, 18593510, 22144850, 22169185, 25029725, 25699310, 26030914, 31036859, 44338370, 46483775, 50059450, 57639881, 62073718, 64248275, 65077285, 92967550, 110845925, 115279762, 128496550, 130154570, 155184295, 221691850, 288199405, 310368590, 325386425, 403479167, 576398810, 650772850, 775921475, 806958334, 1440997025, 1551842950, 2017395835, 2881994050, 4034791670, 10086979175, 20173958350]

約数ペア:

[(1, 20173958350), (2, 10086979175), (5, 4034791670), (7, 2881994050), (10, 2017395835), (13, 1551842950), (14, 1440997025), (25, 806958334), (26, 775921475), (31, 650772850), (35, 576398810), (50, 403479167), (62, 325386425), (65, 310368590), (70, 288199405), (91, 221691850), (130, 155184295), (155, 130154570), (157, 128496550), (175, 115279762), (182, 110845925), (217, 92967550), (310, 65077285), (314, 64248275), (325, 62073718), (350, 57639881), (403, 50059450), (434, 46483775), (455, 44338370), (650, 31036859), (775, 26030914), (785, 25699310), (806, 25029725), (910, 22169185), (911, 22144850), (1085, 18593510), (1099, 18356650), (1550, 13015457), (1570, 12849655), (1822, 11072425), (2015, 10011890), (2041, 9884350), (2170, 9296755), (2198, 9178325), (2275, 8867674), (2821, 7151350), (3925, 5139862), (4030, 5005945), (4082, 4942175), (4550, 4433837), (4555, 4428970), (4867, 4145050), (5425, 3718702), (5495, 3671330), (5642, 3575675), (6377, 3163550), (7850, 2569931), (9110, 2214485), (9734, 2072525), (10075, 2002378), (10205, 1976870), (10850, 1859351), (10990, 1835665), (11843, 1703450), (12754, 1581775), (14105, 1430270), (14287, 1412050), (20150, 1001189), (20410, 988435), (22775, 885794), (23686, 851725), (24335, 829010), (27475, 734266), (28210, 715135), (28241, 714350), (28574, 706025), (31885, 632710), (34069, 592150), (45550, 442897), (48670, 414505), (51025, 395374), (54950, 367133), (56482, 357175), (59215, 340690), (63271, 318850), (63770, 316355), (68138, 296075), (70525, 286054), (71435, 282410), (82901, 243350), (102050, 197687), (118430, 170345), (121675, 165802), (126542, 159425), (141050, 143027), (141205, 142870)]