542644125

素因数分解:

$3^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:407

約数の個数: 64

約数和(自身を含む): 930009600

約数和(自身を除く): 387365475

約数列:

[1, 3, 5, 15, 25, 71, 75, 89, 125, 213, 229, 267, 355, 375, 445, 687, 1065, 1145, 1335, 1775, 2225, 3435, 5325, 5725, 6319, 6675, 8875, 11125, 16259, 17175, 18957, 20381, 26625, 28625, 31595, 33375, 48777, 61143, 81295, 85875, 94785, 101905, 157975, 243885, 305715, 406475, 473925, 509525, 789875, 1219425, 1447051, 1528575, 2032375, 2369625, 2547625, 4341153, 6097125, 7235255, 7642875, 21705765, 36176275, 108528825, 180881375, 542644125]

約数ペア:

[(1, 542644125), (3, 180881375), (5, 108528825), (15, 36176275), (25, 21705765), (71, 7642875), (75, 7235255), (89, 6097125), (125, 4341153), (213, 2547625), (229, 2369625), (267, 2032375), (355, 1528575), (375, 1447051), (445, 1219425), (687, 789875), (1065, 509525), (1145, 473925), (1335, 406475), (1775, 305715), (2225, 243885), (3435, 157975), (5325, 101905), (5725, 94785), (6319, 85875), (6675, 81295), (8875, 61143), (11125, 48777), (16259, 33375), (17175, 31595), (18957, 28625), (20381, 26625)]