97428680

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{13457}}^1$

素因数の和:13649

約数の個数: 32

約数和(自身を含む): 220442040

約数和(自身を除く): 123013360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1448, 1810, 3620, 7240, 13457, 26914, 53828, 67285, 107656, 134570, 269140, 538280, 2435717, 4871434, 9742868, 12178585, 19485736, 24357170, 48714340, 97428680]

約数ペア:

[(1, 97428680), (2, 48714340), (4, 24357170), (5, 19485736), (8, 12178585), (10, 9742868), (20, 4871434), (40, 2435717), (181, 538280), (362, 269140), (724, 134570), (905, 107656), (1448, 67285), (1810, 53828), (3620, 26914), (7240, 13457)]