53979380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:278

約数の個数: 144

約数和(自身を含む): 150151680

約数和(自身を除く): 96172300

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 49, 52, 65, 70, 76, 91, 95, 98, 130, 133, 140, 182, 190, 196, 223, 245, 247, 260, 266, 364, 380, 446, 455, 490, 494, 532, 637, 665, 892, 910, 931, 980, 988, 1115, 1235, 1274, 1330, 1561, 1729, 1820, 1862, 2230, 2470, 2548, 2660, 2899, 3122, 3185, 3458, 3724, 4237, 4460, 4655, 4940, 5798, 6244, 6370, 6916, 7805, 8474, 8645, 9310, 10927, 11596, 12103, 12740, 14495, 15610, 16948, 17290, 18620, 20293, 21185, 21854, 24206, 28990, 29659, 31220, 34580, 40586, 42370, 43708, 48412, 54635, 55081, 57980, 59318, 60515, 81172, 84740, 101465, 109270, 110162, 118636, 121030, 142051, 148295, 202930, 207613, 218540, 220324, 242060, 275405, 284102, 296590, 385567, 405860, 415226, 550810, 568204, 593180, 710255, 771134, 830452, 1038065, 1101620, 1420510, 1542268, 1927835, 2076130, 2698969, 2841020, 3855670, 4152260, 5397938, 7711340, 10795876, 13494845, 26989690, 53979380]

約数ペア:

[(1, 53979380), (2, 26989690), (4, 13494845), (5, 10795876), (7, 7711340), (10, 5397938), (13, 4152260), (14, 3855670), (19, 2841020), (20, 2698969), (26, 2076130), (28, 1927835), (35, 1542268), (38, 1420510), (49, 1101620), (52, 1038065), (65, 830452), (70, 771134), (76, 710255), (91, 593180), (95, 568204), (98, 550810), (130, 415226), (133, 405860), (140, 385567), (182, 296590), (190, 284102), (196, 275405), (223, 242060), (245, 220324), (247, 218540), (260, 207613), (266, 202930), (364, 148295), (380, 142051), (446, 121030), (455, 118636), (490, 110162), (494, 109270), (532, 101465), (637, 84740), (665, 81172), (892, 60515), (910, 59318), (931, 57980), (980, 55081), (988, 54635), (1115, 48412), (1235, 43708), (1274, 42370), (1330, 40586), (1561, 34580), (1729, 31220), (1820, 29659), (1862, 28990), (2230, 24206), (2470, 21854), (2548, 21185), (2660, 20293), (2899, 18620), (3122, 17290), (3185, 16948), (3458, 15610), (3724, 14495), (4237, 12740), (4460, 12103), (4655, 11596), (4940, 10927), (5798, 9310), (6244, 8645), (6370, 8474), (6916, 7805)]