12455900

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^2\times {\mathrm{431}}^1$

素因数の和:479

約数の個数: 54

約数和(自身を含む): 28779408

約数和(自身を除く): 16323508

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 170, 289, 340, 425, 431, 578, 850, 862, 1156, 1445, 1700, 1724, 2155, 2890, 4310, 5780, 7225, 7327, 8620, 10775, 14450, 14654, 21550, 28900, 29308, 36635, 43100, 73270, 124559, 146540, 183175, 249118, 366350, 498236, 622795, 732700, 1245590, 2491180, 3113975, 6227950, 12455900]

約数ペア:

[(1, 12455900), (2, 6227950), (4, 3113975), (5, 2491180), (10, 1245590), (17, 732700), (20, 622795), (25, 498236), (34, 366350), (50, 249118), (68, 183175), (85, 146540), (100, 124559), (170, 73270), (289, 43100), (340, 36635), (425, 29308), (431, 28900), (578, 21550), (850, 14654), (862, 14450), (1156, 10775), (1445, 8620), (1700, 7327), (1724, 7225), (2155, 5780), (2890, 4310)]