71291860

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{1217}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 156537360

約数和(自身を除く): 85245500

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 145, 202, 290, 404, 505, 580, 1010, 1217, 2020, 2434, 2929, 4868, 5858, 6085, 11716, 12170, 14645, 24340, 29290, 35293, 58580, 70586, 122917, 141172, 176465, 245834, 352930, 491668, 614585, 705860, 1229170, 2458340, 3564593, 7129186, 14258372, 17822965, 35645930, 71291860]

約数ペア:

[(1, 71291860), (2, 35645930), (4, 17822965), (5, 14258372), (10, 7129186), (20, 3564593), (29, 2458340), (58, 1229170), (101, 705860), (116, 614585), (145, 491668), (202, 352930), (290, 245834), (404, 176465), (505, 141172), (580, 122917), (1010, 70586), (1217, 58580), (2020, 35293), (2434, 29290), (2929, 24340), (4868, 14645), (5858, 12170), (6085, 11716)]