66455168

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{39937}}^1$

素因数の和:39964

約数の個数: 32

約数和(自身を含む): 142578660

約数和(自身を除く): 76123492

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 39937, 79874, 159748, 319496, 519181, 638992, 1038362, 1277984, 2076724, 2555968, 4153448, 5111936, 8306896, 16613792, 33227584, 66455168]

約数ペア:

[(1, 66455168), (2, 33227584), (4, 16613792), (8, 8306896), (13, 5111936), (16, 4153448), (26, 2555968), (32, 2076724), (52, 1277984), (64, 1038362), (104, 638992), (128, 519181), (208, 319496), (416, 159748), (832, 79874), (1664, 39937)]