64824975

素因数分解:

$3^3\times 5^2\times {\mathrm{137}}^1\times {\mathrm{701}}^1$

素因数の和:857

約数の個数: 48

約数和(自身を含む): 120126240

約数和(自身を除く): 55301265

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 137, 225, 411, 675, 685, 701, 1233, 2055, 2103, 3425, 3505, 3699, 6165, 6309, 10275, 10515, 17525, 18495, 18927, 30825, 31545, 52575, 92475, 94635, 96037, 157725, 288111, 473175, 480185, 864333, 1440555, 2400925, 2592999, 4321665, 7202775, 12964995, 21608325, 64824975]

約数ペア:

[(1, 64824975), (3, 21608325), (5, 12964995), (9, 7202775), (15, 4321665), (25, 2592999), (27, 2400925), (45, 1440555), (75, 864333), (135, 480185), (137, 473175), (225, 288111), (411, 157725), (675, 96037), (685, 94635), (701, 92475), (1233, 52575), (2055, 31545), (2103, 30825), (3425, 18927), (3505, 18495), (3699, 17525), (6165, 10515), (6309, 10275)]