78757670

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{1063}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 147087360

約数和(自身を除く): 68329690

約数列:

[1, 2, 5, 10, 31, 62, 155, 239, 310, 478, 1063, 1195, 2126, 2390, 5315, 7409, 10630, 14818, 32953, 37045, 65906, 74090, 164765, 254057, 329530, 508114, 1270285, 2540570, 7875767, 15751534, 39378835, 78757670]

約数ペア:

[(1, 78757670), (2, 39378835), (5, 15751534), (10, 7875767), (31, 2540570), (62, 1270285), (155, 508114), (239, 329530), (310, 254057), (478, 164765), (1063, 74090), (1195, 65906), (2126, 37045), (2390, 32953), (5315, 14818), (7409, 10630)]