85875405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{499}}^1$

素因数の和:674

約数の個数: 64

約数和(自身を含む): 172800000

約数和(自身を除く): 86924595

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 149, 165, 231, 385, 447, 499, 745, 1043, 1155, 1497, 1639, 2235, 2495, 3129, 3493, 4917, 5215, 5489, 7485, 8195, 10479, 11473, 15645, 16467, 17465, 24585, 27445, 34419, 38423, 52395, 57365, 74351, 82335, 115269, 172095, 192115, 223053, 371755, 520457, 576345, 817861, 1115265, 1561371, 2453583, 2602285, 4089305, 5725027, 7806855, 12267915, 17175081, 28625135, 85875405]

約数ペア:

[(1, 85875405), (3, 28625135), (5, 17175081), (7, 12267915), (11, 7806855), (15, 5725027), (21, 4089305), (33, 2602285), (35, 2453583), (55, 1561371), (77, 1115265), (105, 817861), (149, 576345), (165, 520457), (231, 371755), (385, 223053), (447, 192115), (499, 172095), (745, 115269), (1043, 82335), (1155, 74351), (1497, 57365), (1639, 52395), (2235, 38423), (2495, 34419), (3129, 27445), (3493, 24585), (4917, 17465), (5215, 16467), (5489, 15645), (7485, 11473), (8195, 10479)]