86756740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{4159}}^1$

素因数の和:4324

約数の個数: 48

約数和(自身を含む): 209664000

約数和(自身を除く): 122907260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 4159, 4172, 5215, 8318, 10430, 16636, 20795, 20860, 29113, 41590, 58226, 83180, 116452, 145565, 291130, 582260, 619691, 1239382, 2478764, 3098455, 4337837, 6196910, 8675674, 12393820, 17351348, 21689185, 43378370, 86756740]

約数ペア:

[(1, 86756740), (2, 43378370), (4, 21689185), (5, 17351348), (7, 12393820), (10, 8675674), (14, 6196910), (20, 4337837), (28, 3098455), (35, 2478764), (70, 1239382), (140, 619691), (149, 582260), (298, 291130), (596, 145565), (745, 116452), (1043, 83180), (1490, 58226), (2086, 41590), (2980, 29113), (4159, 20860), (4172, 20795), (5215, 16636), (8318, 10430)]