80196320

素因数分解:

$2^5\times 5^1\times {\mathrm{67}}^1\times {\mathrm{7481}}^1$

素因数の和:7563

約数の個数: 48

約数和(自身を含む): 192317328

約数和(自身を除く): 112121008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 67, 80, 134, 160, 268, 335, 536, 670, 1072, 1340, 2144, 2680, 5360, 7481, 10720, 14962, 29924, 37405, 59848, 74810, 119696, 149620, 239392, 299240, 501227, 598480, 1002454, 1196960, 2004908, 2506135, 4009816, 5012270, 8019632, 10024540, 16039264, 20049080, 40098160, 80196320]

約数ペア:

[(1, 80196320), (2, 40098160), (4, 20049080), (5, 16039264), (8, 10024540), (10, 8019632), (16, 5012270), (20, 4009816), (32, 2506135), (40, 2004908), (67, 1196960), (80, 1002454), (134, 598480), (160, 501227), (268, 299240), (335, 239392), (536, 149620), (670, 119696), (1072, 74810), (1340, 59848), (2144, 37405), (2680, 29924), (5360, 14962), (7481, 10720)]