90677480

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73127}}^1$

素因数の和:73169

約数の個数: 32

約数和(自身を含む): 210608640

約数和(自身を除く): 119931160

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 73127, 146254, 292508, 365635, 585016, 731270, 1462540, 2266937, 2925080, 4533874, 9067748, 11334685, 18135496, 22669370, 45338740, 90677480]

約数ペア:

[(1, 90677480), (2, 45338740), (4, 22669370), (5, 18135496), (8, 11334685), (10, 9067748), (20, 4533874), (31, 2925080), (40, 2266937), (62, 1462540), (124, 731270), (155, 585016), (248, 365635), (310, 292508), (620, 146254), (1240, 73127)]