8017679420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1\times {\mathrm{24821}}^1$

素因数の和:25382

約数の個数: 48

約数和(自身を含む): 17414320896

約数和(自身を除く): 9396641476

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 521, 620, 1042, 2084, 2605, 5210, 10420, 16151, 24821, 32302, 49642, 64604, 80755, 99284, 124105, 161510, 248210, 323020, 496420, 769451, 1538902, 3077804, 3847255, 7694510, 12931741, 15389020, 25863482, 51726964, 64658705, 129317410, 258634820, 400883971, 801767942, 1603535884, 2004419855, 4008839710, 8017679420]

約数ペア:

[(1, 8017679420), (2, 4008839710), (4, 2004419855), (5, 1603535884), (10, 801767942), (20, 400883971), (31, 258634820), (62, 129317410), (124, 64658705), (155, 51726964), (310, 25863482), (521, 15389020), (620, 12931741), (1042, 7694510), (2084, 3847255), (2605, 3077804), (5210, 1538902), (10420, 769451), (16151, 496420), (24821, 323020), (32302, 248210), (49642, 161510), (64604, 124105), (80755, 99284)]