64928925

素因数分解:

$3^3\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2299

約数の個数: 48

約数和(自身を含む): 122105280

約数和(自身を除く): 57176355

約数列:

[1, 3, 5, 9, 15, 25, 27, 43, 45, 75, 129, 135, 215, 225, 387, 645, 675, 1075, 1161, 1935, 2237, 3225, 5805, 6711, 9675, 11185, 20133, 29025, 33555, 55925, 60399, 96191, 100665, 167775, 288573, 301995, 480955, 503325, 865719, 1442865, 1509975, 2404775, 2597157, 4328595, 7214325, 12985785, 21642975, 64928925]

約数ペア:

[(1, 64928925), (3, 21642975), (5, 12985785), (9, 7214325), (15, 4328595), (25, 2597157), (27, 2404775), (43, 1509975), (45, 1442865), (75, 865719), (129, 503325), (135, 480955), (215, 301995), (225, 288573), (387, 167775), (645, 100665), (675, 96191), (1075, 60399), (1161, 55925), (1935, 33555), (2237, 29025), (3225, 20133), (5805, 11185), (6711, 9675)]