102050840

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3907}}^1$

素因数の和:4571

約数の個数: 32

約数和(自身を含む): 230024880

約数和(自身を除く): 127974040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3265, 3907, 5224, 6530, 7814, 13060, 15628, 19535, 26120, 31256, 39070, 78140, 156280, 2551271, 5102542, 10205084, 12756355, 20410168, 25512710, 51025420, 102050840]

約数ペア:

[(1, 102050840), (2, 51025420), (4, 25512710), (5, 20410168), (8, 12756355), (10, 10205084), (20, 5102542), (40, 2551271), (653, 156280), (1306, 78140), (2612, 39070), (3265, 31256), (3907, 26120), (5224, 19535), (6530, 15628), (7814, 13060)]