81137164

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{113}}^1\times {\mathrm{2459}}^1$

素因数の和:2649

約数の個数: 24

約数和(自身を含む): 145267920

約数和(自身を除く): 64130756

約数列:

[1, 2, 4, 73, 113, 146, 226, 292, 452, 2459, 4918, 8249, 9836, 16498, 32996, 179507, 277867, 359014, 555734, 718028, 1111468, 20284291, 40568582, 81137164]

約数ペア:

[(1, 81137164), (2, 40568582), (4, 20284291), (73, 1111468), (113, 718028), (146, 555734), (226, 359014), (292, 277867), (452, 179507), (2459, 32996), (4918, 16498), (8249, 9836)]