87103180

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{3797}}^1$

素因数の和:3874

約数の個数: 48

約数和(自身を含む): 193971456

約数和(自身を除く): 106868276

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 62, 74, 124, 148, 155, 185, 310, 370, 620, 740, 1147, 2294, 3797, 4588, 5735, 7594, 11470, 15188, 18985, 22940, 37970, 75940, 117707, 140489, 235414, 280978, 470828, 561956, 588535, 702445, 1177070, 1404890, 2354140, 2809780, 4355159, 8710318, 17420636, 21775795, 43551590, 87103180]

約数ペア:

[(1, 87103180), (2, 43551590), (4, 21775795), (5, 17420636), (10, 8710318), (20, 4355159), (31, 2809780), (37, 2354140), (62, 1404890), (74, 1177070), (124, 702445), (148, 588535), (155, 561956), (185, 470828), (310, 280978), (370, 235414), (620, 140489), (740, 117707), (1147, 75940), (2294, 37970), (3797, 22940), (4588, 18985), (5735, 15188), (7594, 11470)]