71795120

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{8713}}^1$

素因数の和:8829

約数の個数: 40

約数和(自身を含む): 168563616

約数和(自身を除く): 96768496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 8240, 8713, 17426, 34852, 43565, 69704, 87130, 139408, 174260, 348520, 697040, 897439, 1794878, 3589756, 4487195, 7179512, 8974390, 14359024, 17948780, 35897560, 71795120]

約数ペア:

[(1, 71795120), (2, 35897560), (4, 17948780), (5, 14359024), (8, 8974390), (10, 7179512), (16, 4487195), (20, 3589756), (40, 1794878), (80, 897439), (103, 697040), (206, 348520), (412, 174260), (515, 139408), (824, 87130), (1030, 69704), (1648, 43565), (2060, 34852), (4120, 17426), (8240, 8713)]