8338351760

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{56249}}^1$

素因数の和:56388

約数の個数: 80

約数和(自身を含む): 20715750000

約数和(自身を除く): 12377398240

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 109, 136, 170, 218, 272, 340, 436, 545, 680, 872, 1090, 1360, 1744, 1853, 2180, 3706, 4360, 7412, 8720, 9265, 14824, 18530, 29648, 37060, 56249, 74120, 112498, 148240, 224996, 281245, 449992, 562490, 899984, 956233, 1124980, 1912466, 2249960, 3824932, 4499920, 4781165, 6131141, 7649864, 9562330, 12262282, 15299728, 19124660, 24524564, 30655705, 38249320, 49049128, 61311410, 76498640, 98098256, 104229397, 122622820, 208458794, 245245640, 416917588, 490491280, 521146985, 833835176, 1042293970, 1667670352, 2084587940, 4169175880, 8338351760]

約数ペア:

[(1, 8338351760), (2, 4169175880), (4, 2084587940), (5, 1667670352), (8, 1042293970), (10, 833835176), (16, 521146985), (17, 490491280), (20, 416917588), (34, 245245640), (40, 208458794), (68, 122622820), (80, 104229397), (85, 98098256), (109, 76498640), (136, 61311410), (170, 49049128), (218, 38249320), (272, 30655705), (340, 24524564), (436, 19124660), (545, 15299728), (680, 12262282), (872, 9562330), (1090, 7649864), (1360, 6131141), (1744, 4781165), (1853, 4499920), (2180, 3824932), (3706, 2249960), (4360, 1912466), (7412, 1124980), (8720, 956233), (9265, 899984), (14824, 562490), (18530, 449992), (29648, 281245), (37060, 224996), (56249, 148240), (74120, 112498)]