72891040

素因数分解:

$2^5\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4423}}^1$

素因数の和:4541

約数の個数: 48

約数和(自身を含む): 173916288

約数和(自身を除く): 101025248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 103, 160, 206, 412, 515, 824, 1030, 1648, 2060, 3296, 4120, 4423, 8240, 8846, 16480, 17692, 22115, 35384, 44230, 70768, 88460, 141536, 176920, 353840, 455569, 707680, 911138, 1822276, 2277845, 3644552, 4555690, 7289104, 9111380, 14578208, 18222760, 36445520, 72891040]

約数ペア:

[(1, 72891040), (2, 36445520), (4, 18222760), (5, 14578208), (8, 9111380), (10, 7289104), (16, 4555690), (20, 3644552), (32, 2277845), (40, 1822276), (80, 911138), (103, 707680), (160, 455569), (206, 353840), (412, 176920), (515, 141536), (824, 88460), (1030, 70768), (1648, 44230), (2060, 35384), (3296, 22115), (4120, 17692), (4423, 16480), (8240, 8846)]