73987210

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{1291}}^1$

素因数の和:1830

約数の個数: 32

約数和(自身を含む): 145675584

約数和(自身を除く): 71688374

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 521, 1042, 1291, 2582, 2605, 5210, 5731, 6455, 11462, 12910, 14201, 28402, 28655, 57310, 71005, 142010, 672611, 1345222, 3363055, 6726110, 7398721, 14797442, 36993605, 73987210]

約数ペア:

[(1, 73987210), (2, 36993605), (5, 14797442), (10, 7398721), (11, 6726110), (22, 3363055), (55, 1345222), (110, 672611), (521, 142010), (1042, 71005), (1291, 57310), (2582, 28655), (2605, 28402), (5210, 14201), (5731, 12910), (6455, 11462)]