77805900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{28817}}^1$

素因数の和:28840

約数の個数: 72

約数和(自身を含む): 250140240

約数和(自身を除く): 172334340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 28817, 57634, 86451, 115268, 144085, 172902, 259353, 288170, 345804, 432255, 518706, 576340, 720425, 778059, 864510, 1037412, 1296765, 1440850, 1556118, 1729020, 2161275, 2593530, 2881700, 3112236, 3890295, 4322550, 5187060, 6483825, 7780590, 8645100, 12967650, 15561180, 19451475, 25935300, 38902950, 77805900]

約数ペア:

[(1, 77805900), (2, 38902950), (3, 25935300), (4, 19451475), (5, 15561180), (6, 12967650), (9, 8645100), (10, 7780590), (12, 6483825), (15, 5187060), (18, 4322550), (20, 3890295), (25, 3112236), (27, 2881700), (30, 2593530), (36, 2161275), (45, 1729020), (50, 1556118), (54, 1440850), (60, 1296765), (75, 1037412), (90, 864510), (100, 778059), (108, 720425), (135, 576340), (150, 518706), (180, 432255), (225, 345804), (270, 288170), (300, 259353), (450, 172902), (540, 144085), (675, 115268), (900, 86451), (1350, 57634), (2700, 28817)]