66296464

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18749}}^1$

素因数の和:18787

約数の個数: 40

約数和(自身を含む): 146475000

約数和(自身を除く): 80178536

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 18749, 37498, 74996, 149992, 243737, 299984, 318733, 487474, 637466, 974948, 1274932, 1949896, 2549864, 3899792, 4143529, 5099728, 8287058, 16574116, 33148232, 66296464]

約数ペア:

[(1, 66296464), (2, 33148232), (4, 16574116), (8, 8287058), (13, 5099728), (16, 4143529), (17, 3899792), (26, 2549864), (34, 1949896), (52, 1274932), (68, 974948), (104, 637466), (136, 487474), (208, 318733), (221, 299984), (272, 243737), (442, 149992), (884, 74996), (1768, 37498), (3536, 18749)]