65831920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10687}}^1$

素因数の和:10718

約数の個数: 80

約数和(自身を含む): 190844928

約数和(自身を除く): 125013008

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 6160, 10687, 21374, 42748, 53435, 74809, 85496, 106870, 117557, 149618, 170992, 213740, 235114, 299236, 374045, 427480, 470228, 587785, 598472, 748090, 822899, 854960, 940456, 1175570, 1196944, 1496180, 1645798, 1880912, 2351140, 2992360, 3291596, 4114495, 4702280, 5984720, 6583192, 8228990, 9404560, 13166384, 16457980, 32915960, 65831920]

約数ペア:

[(1, 65831920), (2, 32915960), (4, 16457980), (5, 13166384), (7, 9404560), (8, 8228990), (10, 6583192), (11, 5984720), (14, 4702280), (16, 4114495), (20, 3291596), (22, 2992360), (28, 2351140), (35, 1880912), (40, 1645798), (44, 1496180), (55, 1196944), (56, 1175570), (70, 940456), (77, 854960), (80, 822899), (88, 748090), (110, 598472), (112, 587785), (140, 470228), (154, 427480), (176, 374045), (220, 299236), (280, 235114), (308, 213740), (385, 170992), (440, 149618), (560, 117557), (616, 106870), (770, 85496), (880, 74809), (1232, 53435), (1540, 42748), (3080, 21374), (6160, 10687)]