71674360

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{10993}}^1$

素因数の和:11167

約数の個数: 32

約数和(自身を含む): 162271440

約数和(自身を除く): 90597080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 10993, 21986, 43972, 54965, 87944, 109930, 219860, 439720, 1791859, 3583718, 7167436, 8959295, 14334872, 17918590, 35837180, 71674360]

約数ペア:

[(1, 71674360), (2, 35837180), (4, 17918590), (5, 14334872), (8, 8959295), (10, 7167436), (20, 3583718), (40, 1791859), (163, 439720), (326, 219860), (652, 109930), (815, 87944), (1304, 54965), (1630, 43972), (3260, 21986), (6520, 10993)]