66894490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30269}}^1$

素因数の和:30306

約数の個数: 32

約数和(自身を含む): 137304720

約数和(自身を除く): 70410230

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 30269, 60538, 151345, 302690, 393497, 514573, 786994, 1029146, 1967485, 2572865, 3934970, 5145730, 6689449, 13378898, 33447245, 66894490]

約数ペア:

[(1, 66894490), (2, 33447245), (5, 13378898), (10, 6689449), (13, 5145730), (17, 3934970), (26, 2572865), (34, 1967485), (65, 1029146), (85, 786994), (130, 514573), (170, 393497), (221, 302690), (442, 151345), (1105, 60538), (2210, 30269)]