81030200

素因数分解:

$2^3\times 5^2\times {\mathrm{379}}^1\times {\mathrm{1069}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 189069000

約数和(自身を除く): 108038800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 379, 758, 1069, 1516, 1895, 2138, 3032, 3790, 4276, 5345, 7580, 8552, 9475, 10690, 15160, 18950, 21380, 26725, 37900, 42760, 53450, 75800, 106900, 213800, 405151, 810302, 1620604, 2025755, 3241208, 4051510, 8103020, 10128775, 16206040, 20257550, 40515100, 81030200]

約数ペア:

[(1, 81030200), (2, 40515100), (4, 20257550), (5, 16206040), (8, 10128775), (10, 8103020), (20, 4051510), (25, 3241208), (40, 2025755), (50, 1620604), (100, 810302), (200, 405151), (379, 213800), (758, 106900), (1069, 75800), (1516, 53450), (1895, 42760), (2138, 37900), (3032, 26725), (3790, 21380), (4276, 18950), (5345, 15160), (7580, 10690), (8552, 9475)]