79812280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{117371}}^1$

素因数の和:117399

約数の個数: 32

約数和(自身を含む): 190142640

約数和(自身を除く): 110330360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 117371, 234742, 469484, 586855, 938968, 1173710, 1995307, 2347420, 3990614, 4694840, 7981228, 9976535, 15962456, 19953070, 39906140, 79812280]

約数ペア:

[(1, 79812280), (2, 39906140), (4, 19953070), (5, 15962456), (8, 9976535), (10, 7981228), (17, 4694840), (20, 3990614), (34, 2347420), (40, 1995307), (68, 1173710), (85, 938968), (136, 586855), (170, 469484), (340, 234742), (680, 117371)]