78836398640

素因数分解:

$2^4\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1193}}^1\times {\mathrm{1483}}^1$

素因数の和:3246

約数の個数: 80

約数和(自身を含む): 183901542048

約数和(自身を除く): 105065143408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 557, 1114, 1193, 1483, 2228, 2386, 2785, 2966, 4456, 4772, 5570, 5932, 5965, 7415, 8912, 9544, 11140, 11864, 11930, 14830, 19088, 22280, 23728, 23860, 29660, 44560, 47720, 59320, 95440, 118640, 664501, 826031, 1329002, 1652062, 1769219, 2658004, 3304124, 3322505, 3538438, 4130155, 5316008, 6608248, 6645010, 7076876, 8260310, 8846095, 10632016, 13216496, 13290020, 14153752, 16520620, 17692190, 26580040, 28307504, 33041240, 35384380, 53160080, 66082480, 70768760, 141537520, 985454983, 1970909966, 3941819932, 4927274915, 7883639864, 9854549830, 15767279728, 19709099660, 39418199320, 78836398640]

約数ペア:

[(1, 78836398640), (2, 39418199320), (4, 19709099660), (5, 15767279728), (8, 9854549830), (10, 7883639864), (16, 4927274915), (20, 3941819932), (40, 1970909966), (80, 985454983), (557, 141537520), (1114, 70768760), (1193, 66082480), (1483, 53160080), (2228, 35384380), (2386, 33041240), (2785, 28307504), (2966, 26580040), (4456, 17692190), (4772, 16520620), (5570, 14153752), (5932, 13290020), (5965, 13216496), (7415, 10632016), (8912, 8846095), (9544, 8260310), (11140, 7076876), (11864, 6645010), (11930, 6608248), (14830, 5316008), (19088, 4130155), (22280, 3538438), (23728, 3322505), (23860, 3304124), (29660, 2658004), (44560, 1769219), (47720, 1652062), (59320, 1329002), (95440, 826031), (118640, 664501)]