81683470

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{17}}^1\times {\mathrm{19}}^2$

素因数の和:95

約数の個数: 96

約数和(自身を含む): 180722016

約数和(自身を除く): 99038546

約数列:

[1, 2, 5, 10, 11, 17, 19, 22, 34, 38, 55, 85, 95, 110, 121, 170, 187, 190, 209, 242, 323, 361, 374, 418, 605, 646, 722, 935, 1045, 1210, 1331, 1615, 1805, 1870, 2057, 2090, 2299, 2662, 3230, 3553, 3610, 3971, 4114, 4598, 6137, 6655, 7106, 7942, 10285, 11495, 12274, 13310, 17765, 19855, 20570, 22627, 22990, 25289, 30685, 35530, 39083, 39710, 43681, 45254, 50578, 61370, 67507, 78166, 87362, 113135, 126445, 135014, 195415, 218405, 226270, 252890, 337535, 390830, 429913, 436810, 480491, 675070, 742577, 859826, 960982, 1485154, 2149565, 2402455, 3712885, 4299130, 4804910, 7425770, 8168347, 16336694, 40841735, 81683470]

約数ペア:

[(1, 81683470), (2, 40841735), (5, 16336694), (10, 8168347), (11, 7425770), (17, 4804910), (19, 4299130), (22, 3712885), (34, 2402455), (38, 2149565), (55, 1485154), (85, 960982), (95, 859826), (110, 742577), (121, 675070), (170, 480491), (187, 436810), (190, 429913), (209, 390830), (242, 337535), (323, 252890), (361, 226270), (374, 218405), (418, 195415), (605, 135014), (646, 126445), (722, 113135), (935, 87362), (1045, 78166), (1210, 67507), (1331, 61370), (1615, 50578), (1805, 45254), (1870, 43681), (2057, 39710), (2090, 39083), (2299, 35530), (2662, 30685), (3230, 25289), (3553, 22990), (3610, 22627), (3971, 20570), (4114, 19855), (4598, 17765), (6137, 13310), (6655, 12274), (7106, 11495), (7942, 10285)]