68425900

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{15913}}^1$

素因数の和:15970

約数の個数: 36

約数和(自身を含む): 151946872

約数和(自身を除く): 83520972

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 2150, 4300, 15913, 31826, 63652, 79565, 159130, 318260, 397825, 684259, 795650, 1368518, 1591300, 2737036, 3421295, 6842590, 13685180, 17106475, 34212950, 68425900]

約数ペア:

[(1, 68425900), (2, 34212950), (4, 17106475), (5, 13685180), (10, 6842590), (20, 3421295), (25, 2737036), (43, 1591300), (50, 1368518), (86, 795650), (100, 684259), (172, 397825), (215, 318260), (430, 159130), (860, 79565), (1075, 63652), (2150, 31826), (4300, 15913)]