85875580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{421}}^1$

素因数の和:515

約数の個数: 96

約数和(自身を含む): 217792512

約数和(自身を除く): 131916932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 47, 62, 70, 94, 124, 140, 155, 188, 217, 235, 310, 329, 421, 434, 470, 620, 658, 842, 868, 940, 1085, 1316, 1457, 1645, 1684, 2105, 2170, 2914, 2947, 3290, 4210, 4340, 5828, 5894, 6580, 7285, 8420, 10199, 11788, 13051, 14570, 14735, 19787, 20398, 26102, 29140, 29470, 39574, 40796, 50995, 52204, 58940, 65255, 79148, 91357, 98935, 101990, 130510, 138509, 182714, 197870, 203980, 261020, 277018, 365428, 395740, 456785, 554036, 613397, 692545, 913570, 1226794, 1385090, 1827140, 2453588, 2770180, 3066985, 4293779, 6133970, 8587558, 12267940, 17175116, 21468895, 42937790, 85875580]

約数ペア:

[(1, 85875580), (2, 42937790), (4, 21468895), (5, 17175116), (7, 12267940), (10, 8587558), (14, 6133970), (20, 4293779), (28, 3066985), (31, 2770180), (35, 2453588), (47, 1827140), (62, 1385090), (70, 1226794), (94, 913570), (124, 692545), (140, 613397), (155, 554036), (188, 456785), (217, 395740), (235, 365428), (310, 277018), (329, 261020), (421, 203980), (434, 197870), (470, 182714), (620, 138509), (658, 130510), (842, 101990), (868, 98935), (940, 91357), (1085, 79148), (1316, 65255), (1457, 58940), (1645, 52204), (1684, 50995), (2105, 40796), (2170, 39574), (2914, 29470), (2947, 29140), (3290, 26102), (4210, 20398), (4340, 19787), (5828, 14735), (5894, 14570), (6580, 13051), (7285, 11788), (8420, 10199)]