68095880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{419}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 163296000

約数和(自身を除く): 95200120

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 239, 340, 419, 478, 680, 838, 956, 1195, 1676, 1912, 2095, 2390, 3352, 4063, 4190, 4780, 7123, 8126, 8380, 9560, 14246, 16252, 16760, 20315, 28492, 32504, 35615, 40630, 56984, 71230, 81260, 100141, 142460, 162520, 200282, 284920, 400564, 500705, 801128, 1001410, 1702397, 2002820, 3404794, 4005640, 6809588, 8511985, 13619176, 17023970, 34047940, 68095880]

約数ペア:

[(1, 68095880), (2, 34047940), (4, 17023970), (5, 13619176), (8, 8511985), (10, 6809588), (17, 4005640), (20, 3404794), (34, 2002820), (40, 1702397), (68, 1001410), (85, 801128), (136, 500705), (170, 400564), (239, 284920), (340, 200282), (419, 162520), (478, 142460), (680, 100141), (838, 81260), (956, 71230), (1195, 56984), (1676, 40630), (1912, 35615), (2095, 32504), (2390, 28492), (3352, 20315), (4063, 16760), (4190, 16252), (4780, 14246), (7123, 9560), (8126, 8380)]