51199290

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2089

約数の個数: 80

約数和(自身を含む): 142179840

約数和(自身を除く): 90980550

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 81, 90, 93, 135, 155, 162, 186, 270, 279, 310, 405, 465, 558, 810, 837, 930, 1395, 1674, 2039, 2511, 2790, 4078, 4185, 5022, 6117, 8370, 10195, 12234, 12555, 18351, 20390, 25110, 30585, 36702, 55053, 61170, 63209, 91755, 110106, 126418, 165159, 183510, 189627, 275265, 316045, 330318, 379254, 550530, 568881, 632090, 825795, 948135, 1137762, 1651590, 1706643, 1896270, 2844405, 3413286, 5119929, 5688810, 8533215, 10239858, 17066430, 25599645, 51199290]

約数ペア:

[(1, 51199290), (2, 25599645), (3, 17066430), (5, 10239858), (6, 8533215), (9, 5688810), (10, 5119929), (15, 3413286), (18, 2844405), (27, 1896270), (30, 1706643), (31, 1651590), (45, 1137762), (54, 948135), (62, 825795), (81, 632090), (90, 568881), (93, 550530), (135, 379254), (155, 330318), (162, 316045), (186, 275265), (270, 189627), (279, 183510), (310, 165159), (405, 126418), (465, 110106), (558, 91755), (810, 63209), (837, 61170), (930, 55053), (1395, 36702), (1674, 30585), (2039, 25110), (2511, 20390), (2790, 18351), (4078, 12555), (4185, 12234), (5022, 10195), (6117, 8370)]