164389160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{316133}}^1$

素因数の和:316157

約数の個数: 32

約数和(自身を含む): 398328840

約数和(自身を除く): 233939680

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 316133, 632266, 1264532, 1580665, 2529064, 3161330, 4109729, 6322660, 8219458, 12645320, 16438916, 20548645, 32877832, 41097290, 82194580, 164389160]

約数ペア:

[(1, 164389160), (2, 82194580), (4, 41097290), (5, 32877832), (8, 20548645), (10, 16438916), (13, 12645320), (20, 8219458), (26, 6322660), (40, 4109729), (52, 3161330), (65, 2529064), (104, 1580665), (130, 1264532), (260, 632266), (520, 316133)]