89415280

素因数分解:

$2^4\times 5^1\times {\mathrm{163}}^1\times {\mathrm{6857}}^1$

素因数の和:7033

約数の個数: 40

約数和(自身を含む): 209196432

約数和(自身を除く): 119781152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 163, 326, 652, 815, 1304, 1630, 2608, 3260, 6520, 6857, 13040, 13714, 27428, 34285, 54856, 68570, 109712, 137140, 274280, 548560, 1117691, 2235382, 4470764, 5588455, 8941528, 11176910, 17883056, 22353820, 44707640, 89415280]

約数ペア:

[(1, 89415280), (2, 44707640), (4, 22353820), (5, 17883056), (8, 11176910), (10, 8941528), (16, 5588455), (20, 4470764), (40, 2235382), (80, 1117691), (163, 548560), (326, 274280), (652, 137140), (815, 109712), (1304, 68570), (1630, 54856), (2608, 34285), (3260, 27428), (6520, 13714), (6857, 13040)]