56656575

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 110744400

約数和(自身を除く): 54087825

約数列:

[1, 3, 5, 9, 15, 19, 25, 29, 45, 57, 75, 87, 95, 145, 171, 225, 261, 285, 435, 457, 475, 551, 725, 855, 1305, 1371, 1425, 1653, 2175, 2285, 2755, 4113, 4275, 4959, 6525, 6855, 8265, 8683, 11425, 13253, 13775, 20565, 24795, 26049, 34275, 39759, 41325, 43415, 66265, 78147, 102825, 119277, 123975, 130245, 198795, 217075, 251807, 331325, 390735, 596385, 651225, 755421, 993975, 1259035, 1953675, 2266263, 2981925, 3777105, 6295175, 11331315, 18885525, 56656575]

約数ペア:

[(1, 56656575), (3, 18885525), (5, 11331315), (9, 6295175), (15, 3777105), (19, 2981925), (25, 2266263), (29, 1953675), (45, 1259035), (57, 993975), (75, 755421), (87, 651225), (95, 596385), (145, 390735), (171, 331325), (225, 251807), (261, 217075), (285, 198795), (435, 130245), (457, 123975), (475, 119277), (551, 102825), (725, 78147), (855, 66265), (1305, 43415), (1371, 41325), (1425, 39759), (1653, 34275), (2175, 26049), (2285, 24795), (2755, 20565), (4113, 13775), (4275, 13253), (4959, 11425), (6525, 8683), (6855, 8265)]