13579600

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2032

約数の個数: 60

約数和(自身を含む): 34561404

約数和(自身を除く): 20981804

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 340, 400, 425, 680, 850, 1360, 1700, 1997, 3400, 3994, 6800, 7988, 9985, 15976, 19970, 31952, 33949, 39940, 49925, 67898, 79880, 99850, 135796, 159760, 169745, 199700, 271592, 339490, 399400, 543184, 678980, 798800, 848725, 1357960, 1697450, 2715920, 3394900, 6789800, 13579600]

約数ペア:

[(1, 13579600), (2, 6789800), (4, 3394900), (5, 2715920), (8, 1697450), (10, 1357960), (16, 848725), (17, 798800), (20, 678980), (25, 543184), (34, 399400), (40, 339490), (50, 271592), (68, 199700), (80, 169745), (85, 159760), (100, 135796), (136, 99850), (170, 79880), (200, 67898), (272, 49925), (340, 39940), (400, 33949), (425, 31952), (680, 19970), (850, 15976), (1360, 9985), (1700, 7988), (1997, 6800), (3400, 3994)]