8263060

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{521}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 19030032

約数和(自身を除く): 10766972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 521, 610, 793, 1042, 1220, 1586, 2084, 2605, 3172, 3965, 5210, 6773, 7930, 10420, 13546, 15860, 27092, 31781, 33865, 63562, 67730, 127124, 135460, 158905, 317810, 413153, 635620, 826306, 1652612, 2065765, 4131530, 8263060]

約数ペア:

[(1, 8263060), (2, 4131530), (4, 2065765), (5, 1652612), (10, 826306), (13, 635620), (20, 413153), (26, 317810), (52, 158905), (61, 135460), (65, 127124), (122, 67730), (130, 63562), (244, 33865), (260, 31781), (305, 27092), (521, 15860), (610, 13546), (793, 10420), (1042, 7930), (1220, 6773), (1586, 5210), (2084, 3965), (2605, 3172)]