68914670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{27239}}^1$

素因数の和:27280

約数の個数: 32

約数和(自身を含む): 141212160

約数和(自身を除く): 72297490

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 27239, 54478, 136195, 272390, 299629, 599258, 626497, 1252994, 1498145, 2996290, 3132485, 6264970, 6891467, 13782934, 34457335, 68914670]

約数ペア:

[(1, 68914670), (2, 34457335), (5, 13782934), (10, 6891467), (11, 6264970), (22, 3132485), (23, 2996290), (46, 1498145), (55, 1252994), (110, 626497), (115, 599258), (230, 299629), (253, 272390), (506, 136195), (1265, 54478), (2530, 27239)]