390825835

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1787}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 519063552

約数和(自身を除く): 128237717

約数列:

[1, 5, 17, 31, 83, 85, 155, 415, 527, 1411, 1787, 2573, 2635, 7055, 8935, 12865, 30379, 43741, 55397, 148321, 151895, 218705, 276985, 741605, 941749, 2521457, 4597951, 4708745, 12607285, 22989755, 78165167, 390825835]

約数ペア:

[(1, 390825835), (5, 78165167), (17, 22989755), (31, 12607285), (83, 4708745), (85, 4597951), (155, 2521457), (415, 941749), (527, 741605), (1411, 276985), (1787, 218705), (2573, 151895), (2635, 148321), (7055, 55397), (8935, 43741), (12865, 30379)]