66564260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{3191}}^1$

素因数の和:3356

約数の個数: 48

約数和(自身を含む): 160876800

約数和(自身を除く): 94312540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 596, 745, 1043, 1490, 2086, 2980, 3191, 4172, 5215, 6382, 10430, 12764, 15955, 20860, 22337, 31910, 44674, 63820, 89348, 111685, 223370, 446740, 475459, 950918, 1901836, 2377295, 3328213, 4754590, 6656426, 9509180, 13312852, 16641065, 33282130, 66564260]

約数ペア:

[(1, 66564260), (2, 33282130), (4, 16641065), (5, 13312852), (7, 9509180), (10, 6656426), (14, 4754590), (20, 3328213), (28, 2377295), (35, 1901836), (70, 950918), (140, 475459), (149, 446740), (298, 223370), (596, 111685), (745, 89348), (1043, 63820), (1490, 44674), (2086, 31910), (2980, 22337), (3191, 20860), (4172, 15955), (5215, 12764), (6382, 10430)]