64280775

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{65929}}^1$

素因数の和:65955

約数の個数: 24

約数和(自身を含む): 114454480

約数和(自身を除く): 50173705

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 65929, 197787, 329645, 857077, 988935, 1648225, 2571231, 4285385, 4944675, 12856155, 21426925, 64280775]

約数ペア:

[(1, 64280775), (3, 21426925), (5, 12856155), (13, 4944675), (15, 4285385), (25, 2571231), (39, 1648225), (65, 988935), (75, 857077), (195, 329645), (325, 197787), (975, 65929)]