139195300

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{32371}}^1$

素因数の和:32428

約数の個数: 36

約数和(自身を含む): 309087856

約数和(自身を除く): 169892556

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 32371, 64742, 129484, 161855, 323710, 647420, 809275, 1391953, 1618550, 2783906, 3237100, 5567812, 6959765, 13919530, 27839060, 34798825, 69597650, 139195300]

約数ペア:

[(1, 139195300), (2, 69597650), (4, 34798825), (5, 27839060), (10, 13919530), (20, 6959765), (25, 5567812), (43, 3237100), (50, 2783906), (86, 1618550), (100, 1391953), (172, 809275), (215, 647420), (430, 323710), (860, 161855), (1075, 129484), (2150, 64742), (4300, 32371)]