90678080

素因数分解:

$2^6\times 5^1\times {\mathrm{283369}}^1$

素因数の和:283386

約数の個数: 28

約数和(自身を含む): 215927940

約数和(自身を除く): 125249860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 283369, 566738, 1133476, 1416845, 2266952, 2833690, 4533904, 5667380, 9067808, 11334760, 18135616, 22669520, 45339040, 90678080]

約数ペア:

[(1, 90678080), (2, 45339040), (4, 22669520), (5, 18135616), (8, 11334760), (10, 9067808), (16, 5667380), (20, 4533904), (32, 2833690), (40, 2266952), (64, 1416845), (80, 1133476), (160, 566738), (320, 283369)]