66686320

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8093}}^1$

素因数の和:8209

約数の個数: 40

約数和(自身を含む): 156570336

約数和(自身を除く): 89884016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8093, 8240, 16186, 32372, 40465, 64744, 80930, 129488, 161860, 323720, 647440, 833579, 1667158, 3334316, 4167895, 6668632, 8335790, 13337264, 16671580, 33343160, 66686320]

約数ペア:

[(1, 66686320), (2, 33343160), (4, 16671580), (5, 13337264), (8, 8335790), (10, 6668632), (16, 4167895), (20, 3334316), (40, 1667158), (80, 833579), (103, 647440), (206, 323720), (412, 161860), (515, 129488), (824, 80930), (1030, 64744), (1648, 40465), (2060, 32372), (4120, 16186), (8093, 8240)]