64451860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{26633}}^1$

素因数の和:26664

約数の個数: 36

約数和(自身を含む): 148777524

約数和(自身を除く): 84325664

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 2420, 26633, 53266, 106532, 133165, 266330, 292963, 532660, 585926, 1171852, 1464815, 2929630, 3222593, 5859260, 6445186, 12890372, 16112965, 32225930, 64451860]

約数ペア:

[(1, 64451860), (2, 32225930), (4, 16112965), (5, 12890372), (10, 6445186), (11, 5859260), (20, 3222593), (22, 2929630), (44, 1464815), (55, 1171852), (110, 585926), (121, 532660), (220, 292963), (242, 266330), (484, 133165), (605, 106532), (1210, 53266), (2420, 26633)]