71908600

素因数分解:

$2^3\times 5^2\times {\mathrm{257}}^1\times {\mathrm{1399}}^1$

素因数の和:1672

約数の個数: 48

約数和(自身を含む): 167958000

約数和(自身を除く): 96049400

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 257, 514, 1028, 1285, 1399, 2056, 2570, 2798, 5140, 5596, 6425, 6995, 10280, 11192, 12850, 13990, 25700, 27980, 34975, 51400, 55960, 69950, 139900, 279800, 359543, 719086, 1438172, 1797715, 2876344, 3595430, 7190860, 8988575, 14381720, 17977150, 35954300, 71908600]

約数ペア:

[(1, 71908600), (2, 35954300), (4, 17977150), (5, 14381720), (8, 8988575), (10, 7190860), (20, 3595430), (25, 2876344), (40, 1797715), (50, 1438172), (100, 719086), (200, 359543), (257, 279800), (514, 139900), (1028, 69950), (1285, 55960), (1399, 51400), (2056, 34975), (2570, 27980), (2798, 25700), (5140, 13990), (5596, 12850), (6425, 11192), (6995, 10280)]