8155580

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^3\times {\mathrm{83}}^1$

素因数の和:143

約数の個数: 48

約数和(自身を含む): 18416160

約数和(自身を除く): 10260580

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 83, 85, 166, 170, 289, 332, 340, 415, 578, 830, 1156, 1411, 1445, 1660, 2822, 2890, 4913, 5644, 5780, 7055, 9826, 14110, 19652, 23987, 24565, 28220, 47974, 49130, 95948, 98260, 119935, 239870, 407779, 479740, 815558, 1631116, 2038895, 4077790, 8155580]

約数ペア:

[(1, 8155580), (2, 4077790), (4, 2038895), (5, 1631116), (10, 815558), (17, 479740), (20, 407779), (34, 239870), (68, 119935), (83, 98260), (85, 95948), (166, 49130), (170, 47974), (289, 28220), (332, 24565), (340, 23987), (415, 19652), (578, 14110), (830, 9826), (1156, 7055), (1411, 5780), (1445, 5644), (1660, 4913), (2822, 2890)]