400289630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{52189}}^1$

素因数の和:52268

約数の個数: 32

約数和(自身を含む): 789112800

約数和(自身を除く): 388823170

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1534, 3835, 7670, 52189, 104378, 260945, 521890, 678457, 1356914, 3079151, 3392285, 6158302, 6784570, 15395755, 30791510, 40028963, 80057926, 200144815, 400289630]

約数ペア:

[(1, 400289630), (2, 200144815), (5, 80057926), (10, 40028963), (13, 30791510), (26, 15395755), (59, 6784570), (65, 6158302), (118, 3392285), (130, 3079151), (295, 1356914), (590, 678457), (767, 521890), (1534, 260945), (3835, 104378), (7670, 52189)]