64199475

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9839}}^1$

素因数の和:9884

約数の個数: 36

約数和(自身を含む): 118965600

約数和(自身を除く): 54766125

約数列:

[1, 3, 5, 9, 15, 25, 29, 45, 75, 87, 145, 225, 261, 435, 725, 1305, 2175, 6525, 9839, 29517, 49195, 88551, 147585, 245975, 285331, 442755, 737925, 855993, 1426655, 2213775, 2567979, 4279965, 7133275, 12839895, 21399825, 64199475]

約数ペア:

[(1, 64199475), (3, 21399825), (5, 12839895), (9, 7133275), (15, 4279965), (25, 2567979), (29, 2213775), (45, 1426655), (75, 855993), (87, 737925), (145, 442755), (225, 285331), (261, 245975), (435, 147585), (725, 88551), (1305, 49195), (2175, 29517), (6525, 9839)]