87431625

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1$

素因数の和:184

約数の個数: 96

約数和(自身を含む): 171325440

約数和(自身を除く): 83893815

約数列:

[1, 3, 5, 9, 15, 23, 25, 31, 45, 69, 75, 93, 109, 115, 125, 155, 207, 225, 279, 327, 345, 375, 465, 545, 575, 713, 775, 981, 1035, 1125, 1395, 1635, 1725, 2139, 2325, 2507, 2725, 2875, 3379, 3565, 3875, 4905, 5175, 6417, 6975, 7521, 8175, 8625, 10137, 10695, 11625, 12535, 13625, 16895, 17825, 22563, 24525, 25875, 30411, 32085, 34875, 37605, 40875, 50685, 53475, 62675, 77717, 84475, 89125, 112815, 122625, 152055, 160425, 188025, 233151, 253425, 267375, 313375, 388585, 422375, 564075, 699453, 760275, 802125, 940125, 1165755, 1267125, 1942925, 2820375, 3497265, 3801375, 5828775, 9714625, 17486325, 29143875, 87431625]

約数ペア:

[(1, 87431625), (3, 29143875), (5, 17486325), (9, 9714625), (15, 5828775), (23, 3801375), (25, 3497265), (31, 2820375), (45, 1942925), (69, 1267125), (75, 1165755), (93, 940125), (109, 802125), (115, 760275), (125, 699453), (155, 564075), (207, 422375), (225, 388585), (279, 313375), (327, 267375), (345, 253425), (375, 233151), (465, 188025), (545, 160425), (575, 152055), (713, 122625), (775, 112815), (981, 89125), (1035, 84475), (1125, 77717), (1395, 62675), (1635, 53475), (1725, 50685), (2139, 40875), (2325, 37605), (2507, 34875), (2725, 32085), (2875, 30411), (3379, 25875), (3565, 24525), (3875, 22563), (4905, 17825), (5175, 16895), (6417, 13625), (6975, 12535), (7521, 11625), (8175, 10695), (8625, 10137)]