99980320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56807}}^1$

素因数の和:56833

約数の個数: 48

約数和(自身を含む): 257681088

約数和(自身を除く): 157700768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 56807, 113614, 227228, 284035, 454456, 568070, 624877, 908912, 1136140, 1249754, 1817824, 2272280, 2499508, 3124385, 4544560, 4999016, 6248770, 9089120, 9998032, 12497540, 19996064, 24995080, 49990160, 99980320]

約数ペア:

[(1, 99980320), (2, 49990160), (4, 24995080), (5, 19996064), (8, 12497540), (10, 9998032), (11, 9089120), (16, 6248770), (20, 4999016), (22, 4544560), (32, 3124385), (40, 2499508), (44, 2272280), (55, 1817824), (80, 1249754), (88, 1136140), (110, 908912), (160, 624877), (176, 568070), (220, 454456), (352, 284035), (440, 227228), (880, 113614), (1760, 56807)]