2178486375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{5021}}^1$

素因数の和:5141

約数の個数: 64

約数和(自身を含む): 3948497280

約数和(自身を除く): 1770010905

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 89, 125, 195, 267, 325, 375, 445, 975, 1157, 1335, 1625, 2225, 3471, 4875, 5021, 5785, 6675, 11125, 15063, 17355, 25105, 28925, 33375, 65273, 75315, 86775, 125525, 144625, 195819, 326365, 376575, 433875, 446869, 627625, 979095, 1340607, 1631825, 1882875, 2234345, 4895475, 5809297, 6703035, 8159125, 11171725, 17427891, 24477375, 29046485, 33515175, 55858625, 87139455, 145232425, 167575875, 435697275, 726162125, 2178486375]

約数ペア:

[(1, 2178486375), (3, 726162125), (5, 435697275), (13, 167575875), (15, 145232425), (25, 87139455), (39, 55858625), (65, 33515175), (75, 29046485), (89, 24477375), (125, 17427891), (195, 11171725), (267, 8159125), (325, 6703035), (375, 5809297), (445, 4895475), (975, 2234345), (1157, 1882875), (1335, 1631825), (1625, 1340607), (2225, 979095), (3471, 627625), (4875, 446869), (5021, 433875), (5785, 376575), (6675, 326365), (11125, 195819), (15063, 144625), (17355, 125525), (25105, 86775), (28925, 75315), (33375, 65273)]