64928175

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{66593}}^1$

素因数の和:66619

約数の個数: 24

約数和(自身を含む): 115607184

約数和(自身を除く): 50679009

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 66593, 199779, 332965, 865709, 998895, 1664825, 2597127, 4328545, 4994475, 12985635, 21642725, 64928175]

約数ペア:

[(1, 64928175), (3, 21642725), (5, 12985635), (13, 4994475), (15, 4328545), (25, 2597127), (39, 1664825), (65, 998895), (75, 865709), (195, 332965), (325, 199779), (975, 66593)]