81789776

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1783}}^1$

素因数の和:1899

約数の個数: 40

約数和(自身を含む): 164584704

約数和(自身を除く): 82794928

約数列:

[1, 2, 4, 8, 16, 47, 61, 94, 122, 188, 244, 376, 488, 752, 976, 1783, 2867, 3566, 5734, 7132, 11468, 14264, 22936, 28528, 45872, 83801, 108763, 167602, 217526, 335204, 435052, 670408, 870104, 1340816, 1740208, 5111861, 10223722, 20447444, 40894888, 81789776]

約数ペア:

[(1, 81789776), (2, 40894888), (4, 20447444), (8, 10223722), (16, 5111861), (47, 1740208), (61, 1340816), (94, 870104), (122, 670408), (188, 435052), (244, 335204), (376, 217526), (488, 167602), (752, 108763), (976, 83801), (1783, 45872), (2867, 28528), (3566, 22936), (5734, 14264), (7132, 11468)]