74743875

素因数分解:

$3^2\times 5^3\times {\mathrm{29}}^2\times {\mathrm{79}}^1$

素因数の和:158

約数の個数: 72

約数和(自身を含む): 141311040

約数和(自身を除く): 66567165

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 79, 87, 125, 145, 225, 237, 261, 375, 395, 435, 711, 725, 841, 1125, 1185, 1305, 1975, 2175, 2291, 2523, 3555, 3625, 4205, 5925, 6525, 6873, 7569, 9875, 10875, 11455, 12615, 17775, 20619, 21025, 29625, 32625, 34365, 37845, 57275, 63075, 66439, 88875, 103095, 105125, 171825, 189225, 199317, 286375, 315375, 332195, 515475, 597951, 859125, 946125, 996585, 1660975, 2577375, 2989755, 4982925, 8304875, 14948775, 24914625, 74743875]

約数ペア:

[(1, 74743875), (3, 24914625), (5, 14948775), (9, 8304875), (15, 4982925), (25, 2989755), (29, 2577375), (45, 1660975), (75, 996585), (79, 946125), (87, 859125), (125, 597951), (145, 515475), (225, 332195), (237, 315375), (261, 286375), (375, 199317), (395, 189225), (435, 171825), (711, 105125), (725, 103095), (841, 88875), (1125, 66439), (1185, 63075), (1305, 57275), (1975, 37845), (2175, 34365), (2291, 32625), (2523, 29625), (3555, 21025), (3625, 20619), (4205, 17775), (5925, 12615), (6525, 11455), (6873, 10875), (7569, 9875)]