68475830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:341

約数の個数: 64

約数和(自身を含む): 138475008

約数和(自身を除く): 69999178

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 83, 85, 115, 166, 170, 211, 230, 391, 415, 422, 782, 830, 1055, 1411, 1909, 1955, 2110, 2822, 3587, 3818, 3910, 4853, 7055, 7174, 9545, 9706, 14110, 17513, 17935, 19090, 24265, 32453, 35026, 35870, 48530, 64906, 82501, 87565, 162265, 165002, 175130, 297721, 324530, 402799, 412505, 595442, 805598, 825010, 1488605, 2013995, 2977210, 4027990, 6847583, 13695166, 34237915, 68475830]

約数ペア:

[(1, 68475830), (2, 34237915), (5, 13695166), (10, 6847583), (17, 4027990), (23, 2977210), (34, 2013995), (46, 1488605), (83, 825010), (85, 805598), (115, 595442), (166, 412505), (170, 402799), (211, 324530), (230, 297721), (391, 175130), (415, 165002), (422, 162265), (782, 87565), (830, 82501), (1055, 64906), (1411, 48530), (1909, 35870), (1955, 35026), (2110, 32453), (2822, 24265), (3587, 19090), (3818, 17935), (3910, 17513), (4853, 14110), (7055, 9706), (7174, 9545)]