72199340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1778

約数の個数: 48

約数和(自身を含む): 161862624

約数和(自身を除く): 89663284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 131, 170, 262, 340, 524, 655, 1310, 1621, 2227, 2620, 3242, 4454, 6484, 8105, 8908, 11135, 16210, 22270, 27557, 32420, 44540, 55114, 110228, 137785, 212351, 275570, 424702, 551140, 849404, 1061755, 2123510, 3609967, 4247020, 7219934, 14439868, 18049835, 36099670, 72199340]

約数ペア:

[(1, 72199340), (2, 36099670), (4, 18049835), (5, 14439868), (10, 7219934), (17, 4247020), (20, 3609967), (34, 2123510), (68, 1061755), (85, 849404), (131, 551140), (170, 424702), (262, 275570), (340, 212351), (524, 137785), (655, 110228), (1310, 55114), (1621, 44540), (2227, 32420), (2620, 27557), (3242, 22270), (4454, 16210), (6484, 11135), (8105, 8908)]