90254960

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{38903}}^1$

素因数の和:38945

約数の個数: 40

約数和(自身を含む): 217084320

約数和(自身を除く): 126829360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 38903, 77806, 155612, 194515, 311224, 389030, 622448, 778060, 1128187, 1556120, 2256374, 3112240, 4512748, 5640935, 9025496, 11281870, 18050992, 22563740, 45127480, 90254960]

約数ペア:

[(1, 90254960), (2, 45127480), (4, 22563740), (5, 18050992), (8, 11281870), (10, 9025496), (16, 5640935), (20, 4512748), (29, 3112240), (40, 2256374), (58, 1556120), (80, 1128187), (116, 778060), (145, 622448), (232, 389030), (290, 311224), (464, 194515), (580, 155612), (1160, 77806), (2320, 38903)]