2149553950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 4572457344

約数和(自身を除く): 2422903394

約数列:

[1, 2, 5, 10, 17, 25, 29, 31, 34, 50, 58, 62, 85, 97, 145, 155, 170, 194, 290, 310, 425, 485, 493, 527, 725, 775, 841, 850, 899, 970, 986, 1054, 1450, 1550, 1649, 1682, 1798, 2425, 2465, 2635, 2813, 3007, 3298, 4205, 4495, 4850, 4930, 5270, 5626, 6014, 8245, 8410, 8990, 12325, 13175, 14065, 14297, 15035, 15283, 16490, 21025, 22475, 24650, 26071, 26350, 28130, 28594, 30070, 30566, 41225, 42050, 44950, 47821, 51119, 52142, 70325, 71485, 75175, 76415, 81577, 82450, 87203, 95642, 102238, 130355, 140650, 142970, 150350, 152830, 163154, 174406, 239105, 255595, 260710, 357425, 382075, 407885, 436015, 443207, 478210, 511190, 651775, 714850, 764150, 815770, 872030, 886414, 1195525, 1277975, 1303550, 1386809, 1482451, 2039425, 2180075, 2216035, 2391050, 2528887, 2555950, 2773618, 2964902, 4078850, 4360150, 4432070, 5057774, 6934045, 7412255, 11080175, 12644435, 13868090, 14824510, 22160350, 25288870, 34670225, 37061275, 42991079, 63222175, 69340450, 74122550, 85982158, 126444350, 214955395, 429910790, 1074776975, 2149553950]

約数ペア:

[(1, 2149553950), (2, 1074776975), (5, 429910790), (10, 214955395), (17, 126444350), (25, 85982158), (29, 74122550), (31, 69340450), (34, 63222175), (50, 42991079), (58, 37061275), (62, 34670225), (85, 25288870), (97, 22160350), (145, 14824510), (155, 13868090), (170, 12644435), (194, 11080175), (290, 7412255), (310, 6934045), (425, 5057774), (485, 4432070), (493, 4360150), (527, 4078850), (725, 2964902), (775, 2773618), (841, 2555950), (850, 2528887), (899, 2391050), (970, 2216035), (986, 2180075), (1054, 2039425), (1450, 1482451), (1550, 1386809), (1649, 1303550), (1682, 1277975), (1798, 1195525), (2425, 886414), (2465, 872030), (2635, 815770), (2813, 764150), (3007, 714850), (3298, 651775), (4205, 511190), (4495, 478210), (4850, 443207), (4930, 436015), (5270, 407885), (5626, 382075), (6014, 357425), (8245, 260710), (8410, 255595), (8990, 239105), (12325, 174406), (13175, 163154), (14065, 152830), (14297, 150350), (15035, 142970), (15283, 140650), (16490, 130355), (21025, 102238), (22475, 95642), (24650, 87203), (26071, 82450), (26350, 81577), (28130, 76415), (28594, 75175), (30070, 71485), (30566, 70325), (41225, 52142), (42050, 51119), (44950, 47821)]