134401640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{63397}}^1$

素因数の和:63461

約数の個数: 32

約数和(自身を含む): 308114280

約数和(自身を除く): 173712640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 63397, 126794, 253588, 316985, 507176, 633970, 1267940, 2535880, 3360041, 6720082, 13440164, 16800205, 26880328, 33600410, 67200820, 134401640]

約数ペア:

[(1, 134401640), (2, 67200820), (4, 33600410), (5, 26880328), (8, 16800205), (10, 13440164), (20, 6720082), (40, 3360041), (53, 2535880), (106, 1267940), (212, 633970), (265, 507176), (424, 316985), (530, 253588), (1060, 126794), (2120, 63397)]