64137375

素因数分解:

$3^2\times 5^3\times {\mathrm{47}}^1\times {\mathrm{1213}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 118175616

約数和(自身を除く): 54038241

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 125, 141, 225, 235, 375, 423, 705, 1125, 1175, 1213, 2115, 3525, 3639, 5875, 6065, 10575, 10917, 17625, 18195, 30325, 52875, 54585, 57011, 90975, 151625, 171033, 272925, 285055, 454875, 513099, 855165, 1364625, 1425275, 2565495, 4275825, 7126375, 12827475, 21379125, 64137375]

約数ペア:

[(1, 64137375), (3, 21379125), (5, 12827475), (9, 7126375), (15, 4275825), (25, 2565495), (45, 1425275), (47, 1364625), (75, 855165), (125, 513099), (141, 454875), (225, 285055), (235, 272925), (375, 171033), (423, 151625), (705, 90975), (1125, 57011), (1175, 54585), (1213, 52875), (2115, 30325), (3525, 18195), (3639, 17625), (5875, 10917), (6065, 10575)]