57685420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 96

約数和(自身を含む): 142926336

約数和(自身を除く): 85240916

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 31, 34, 52, 62, 65, 68, 85, 124, 130, 155, 170, 221, 260, 310, 340, 403, 421, 442, 527, 620, 806, 842, 884, 1054, 1105, 1612, 1684, 2015, 2105, 2108, 2210, 2635, 4030, 4210, 4420, 5270, 5473, 6851, 7157, 8060, 8420, 10540, 10946, 13051, 13702, 14314, 21892, 26102, 27365, 27404, 28628, 34255, 35785, 52204, 54730, 65255, 68510, 71570, 93041, 109460, 130510, 137020, 143140, 169663, 186082, 221867, 261020, 339326, 372164, 443734, 465205, 678652, 848315, 887468, 930410, 1109335, 1696630, 1860820, 2218670, 2884271, 3393260, 4437340, 5768542, 11537084, 14421355, 28842710, 57685420]

約数ペア:

[(1, 57685420), (2, 28842710), (4, 14421355), (5, 11537084), (10, 5768542), (13, 4437340), (17, 3393260), (20, 2884271), (26, 2218670), (31, 1860820), (34, 1696630), (52, 1109335), (62, 930410), (65, 887468), (68, 848315), (85, 678652), (124, 465205), (130, 443734), (155, 372164), (170, 339326), (221, 261020), (260, 221867), (310, 186082), (340, 169663), (403, 143140), (421, 137020), (442, 130510), (527, 109460), (620, 93041), (806, 71570), (842, 68510), (884, 65255), (1054, 54730), (1105, 52204), (1612, 35785), (1684, 34255), (2015, 28628), (2105, 27404), (2108, 27365), (2210, 26102), (2635, 21892), (4030, 14314), (4210, 13702), (4420, 13051), (5270, 10946), (5473, 10540), (6851, 8420), (7157, 8060)]