65782360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{983}}^1$

素因数の和:1240

約数の個数: 64

約数和(自身を含む): 170035200

約数和(自身を除く): 104252840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 239, 280, 478, 956, 983, 1195, 1673, 1912, 1966, 2390, 3346, 3932, 4780, 4915, 6692, 6881, 7864, 8365, 9560, 9830, 13384, 13762, 16730, 19660, 27524, 33460, 34405, 39320, 55048, 66920, 68810, 137620, 234937, 275240, 469874, 939748, 1174685, 1644559, 1879496, 2349370, 3289118, 4698740, 6578236, 8222795, 9397480, 13156472, 16445590, 32891180, 65782360]

約数ペア:

[(1, 65782360), (2, 32891180), (4, 16445590), (5, 13156472), (7, 9397480), (8, 8222795), (10, 6578236), (14, 4698740), (20, 3289118), (28, 2349370), (35, 1879496), (40, 1644559), (56, 1174685), (70, 939748), (140, 469874), (239, 275240), (280, 234937), (478, 137620), (956, 68810), (983, 66920), (1195, 55048), (1673, 39320), (1912, 34405), (1966, 33460), (2390, 27524), (3346, 19660), (3932, 16730), (4780, 13762), (4915, 13384), (6692, 9830), (6881, 9560), (7864, 8365)]