64580780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{12763}}^1$

素因数の和:12806

約数の個数: 48

約数和(自身を含む): 154393344

約数和(自身を除く): 89812564

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 92, 110, 115, 220, 230, 253, 460, 506, 1012, 1265, 2530, 5060, 12763, 25526, 51052, 63815, 127630, 140393, 255260, 280786, 293549, 561572, 587098, 701965, 1174196, 1403930, 1467745, 2807860, 2935490, 3229039, 5870980, 6458078, 12916156, 16145195, 32290390, 64580780]

約数ペア:

[(1, 64580780), (2, 32290390), (4, 16145195), (5, 12916156), (10, 6458078), (11, 5870980), (20, 3229039), (22, 2935490), (23, 2807860), (44, 1467745), (46, 1403930), (55, 1174196), (92, 701965), (110, 587098), (115, 561572), (220, 293549), (230, 280786), (253, 255260), (460, 140393), (506, 127630), (1012, 63815), (1265, 51052), (2530, 25526), (5060, 12763)]