8223520

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 19656000

約数和(自身を除く): 11432480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 499, 515, 824, 998, 1030, 1648, 1996, 2060, 2495, 3296, 3992, 4120, 4990, 7984, 8240, 9980, 15968, 16480, 19960, 39920, 51397, 79840, 102794, 205588, 256985, 411176, 513970, 822352, 1027940, 1644704, 2055880, 4111760, 8223520]

約数ペア:

[(1, 8223520), (2, 4111760), (4, 2055880), (5, 1644704), (8, 1027940), (10, 822352), (16, 513970), (20, 411176), (32, 256985), (40, 205588), (80, 102794), (103, 79840), (160, 51397), (206, 39920), (412, 19960), (499, 16480), (515, 15968), (824, 9980), (998, 8240), (1030, 7984), (1648, 4990), (1996, 4120), (2060, 3992), (2495, 3296)]