8439748984

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{2897}}^1$

素因数の和:3220

約数の個数: 64

約数和(自身を含む): 16826019840

約数和(自身を除く): 8386270856

約数列:

[1, 2, 4, 8, 23, 46, 71, 92, 142, 184, 223, 284, 446, 568, 892, 1633, 1784, 2897, 3266, 5129, 5794, 6532, 10258, 11588, 13064, 15833, 20516, 23176, 31666, 41032, 63332, 66631, 126664, 133262, 205687, 266524, 364159, 411374, 533048, 646031, 728318, 822748, 1292062, 1456636, 1645496, 2584124, 2913272, 4730801, 5168248, 9461602, 14858713, 18923204, 29717426, 37846408, 45868201, 59434852, 91736402, 118869704, 183472804, 366945608, 1054968623, 2109937246, 4219874492, 8439748984]

約数ペア:

[(1, 8439748984), (2, 4219874492), (4, 2109937246), (8, 1054968623), (23, 366945608), (46, 183472804), (71, 118869704), (92, 91736402), (142, 59434852), (184, 45868201), (223, 37846408), (284, 29717426), (446, 18923204), (568, 14858713), (892, 9461602), (1633, 5168248), (1784, 4730801), (2897, 2913272), (3266, 2584124), (5129, 1645496), (5794, 1456636), (6532, 1292062), (10258, 822748), (11588, 728318), (13064, 646031), (15833, 533048), (20516, 411374), (23176, 364159), (31666, 266524), (41032, 205687), (63332, 133262), (66631, 126664)]