128107750

素因数分解:

$2^1\times 5^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{701}}^1$

素因数の和:778

約数の個数: 64

約数和(自身を含む): 260200512

約数和(自身を除く): 132092762

約数列:

[1, 2, 5, 10, 17, 25, 34, 43, 50, 85, 86, 125, 170, 215, 250, 425, 430, 701, 731, 850, 1075, 1402, 1462, 2125, 2150, 3505, 3655, 4250, 5375, 7010, 7310, 10750, 11917, 17525, 18275, 23834, 30143, 35050, 36550, 59585, 60286, 87625, 91375, 119170, 150715, 175250, 182750, 297925, 301430, 512431, 595850, 753575, 1024862, 1489625, 1507150, 2562155, 2979250, 3767875, 5124310, 7535750, 12810775, 25621550, 64053875, 128107750]

約数ペア:

[(1, 128107750), (2, 64053875), (5, 25621550), (10, 12810775), (17, 7535750), (25, 5124310), (34, 3767875), (43, 2979250), (50, 2562155), (85, 1507150), (86, 1489625), (125, 1024862), (170, 753575), (215, 595850), (250, 512431), (425, 301430), (430, 297925), (701, 182750), (731, 175250), (850, 150715), (1075, 119170), (1402, 91375), (1462, 87625), (2125, 60286), (2150, 59585), (3505, 36550), (3655, 35050), (4250, 30143), (5375, 23834), (7010, 18275), (7310, 17525), (10750, 11917)]