68995780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8353}}^1$

素因数の和:8428

約数の個数: 48

約数和(自身を含む): 168416640

約数和(自身を除く): 99420860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 59, 70, 118, 140, 236, 295, 413, 590, 826, 1180, 1652, 2065, 4130, 8260, 8353, 16706, 33412, 41765, 58471, 83530, 116942, 167060, 233884, 292355, 492827, 584710, 985654, 1169420, 1971308, 2464135, 3449789, 4928270, 6899578, 9856540, 13799156, 17248945, 34497890, 68995780]

約数ペア:

[(1, 68995780), (2, 34497890), (4, 17248945), (5, 13799156), (7, 9856540), (10, 6899578), (14, 4928270), (20, 3449789), (28, 2464135), (35, 1971308), (59, 1169420), (70, 985654), (118, 584710), (140, 492827), (236, 292355), (295, 233884), (413, 167060), (590, 116942), (826, 83530), (1180, 58471), (1652, 41765), (2065, 33412), (4130, 16706), (8260, 8353)]