66488560

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8069}}^1$

素因数の和:8185

約数の個数: 40

約数和(自身を含む): 156106080

約数和(自身を除く): 89617520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8069, 8240, 16138, 32276, 40345, 64552, 80690, 129104, 161380, 322760, 645520, 831107, 1662214, 3324428, 4155535, 6648856, 8311070, 13297712, 16622140, 33244280, 66488560]

約数ペア:

[(1, 66488560), (2, 33244280), (4, 16622140), (5, 13297712), (8, 8311070), (10, 6648856), (16, 4155535), (20, 3324428), (40, 1662214), (80, 831107), (103, 645520), (206, 322760), (412, 161380), (515, 129104), (824, 80690), (1030, 64552), (1648, 40345), (2060, 32276), (4120, 16138), (8069, 8240)]