71298320

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{1583}}^1$

素因数の和:2159

約数の個数: 40

約数和(自身を含む): 166167936

約数和(自身を除く): 94869616

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 1583, 2252, 2815, 3166, 4504, 5630, 6332, 7915, 9008, 11260, 12664, 15830, 22520, 25328, 31660, 45040, 63320, 126640, 891229, 1782458, 3564916, 4456145, 7129832, 8912290, 14259664, 17824580, 35649160, 71298320]

約数ペア:

[(1, 71298320), (2, 35649160), (4, 17824580), (5, 14259664), (8, 8912290), (10, 7129832), (16, 4456145), (20, 3564916), (40, 1782458), (80, 891229), (563, 126640), (1126, 63320), (1583, 45040), (2252, 31660), (2815, 25328), (3166, 22520), (4504, 15830), (5630, 12664), (6332, 11260), (7915, 9008)]