64583720120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{40193}}^1$

素因数の和:40377

約数の個数: 96

約数和(自身を含む): 155478430800

約数和(自身を除く): 90894710680

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 139, 170, 278, 289, 340, 556, 578, 680, 695, 1112, 1156, 1390, 1445, 2312, 2363, 2780, 2890, 4726, 5560, 5780, 9452, 11560, 11815, 18904, 23630, 40171, 40193, 47260, 80342, 80386, 94520, 160684, 160772, 200855, 200965, 321368, 321544, 401710, 401930, 683281, 803420, 803860, 1366562, 1606840, 1607720, 2733124, 3416405, 5466248, 5586827, 6832810, 11173654, 11615777, 13665620, 22347308, 23231554, 27331240, 27934135, 44694616, 46463108, 55868270, 58078885, 92926216, 94976059, 111736540, 116157770, 189952118, 223473080, 232315540, 379904236, 464631080, 474880295, 759808472, 949760590, 1614593003, 1899521180, 3229186006, 3799042360, 6458372012, 8072965015, 12916744024, 16145930030, 32291860060, 64583720120]

約数ペア:

[(1, 64583720120), (2, 32291860060), (4, 16145930030), (5, 12916744024), (8, 8072965015), (10, 6458372012), (17, 3799042360), (20, 3229186006), (34, 1899521180), (40, 1614593003), (68, 949760590), (85, 759808472), (136, 474880295), (139, 464631080), (170, 379904236), (278, 232315540), (289, 223473080), (340, 189952118), (556, 116157770), (578, 111736540), (680, 94976059), (695, 92926216), (1112, 58078885), (1156, 55868270), (1390, 46463108), (1445, 44694616), (2312, 27934135), (2363, 27331240), (2780, 23231554), (2890, 22347308), (4726, 13665620), (5560, 11615777), (5780, 11173654), (9452, 6832810), (11560, 5586827), (11815, 5466248), (18904, 3416405), (23630, 2733124), (40171, 1607720), (40193, 1606840), (47260, 1366562), (80342, 803860), (80386, 803420), (94520, 683281), (160684, 401930), (160772, 401710), (200855, 321544), (200965, 321368)]