203437725

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{379}}^1\times {\mathrm{421}}^1$

素因数の和:830

約数の個数: 48

約数和(自身を含む): 357923520

約数和(自身を除く): 154485795

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 379, 421, 425, 1137, 1263, 1275, 1895, 2105, 5685, 6315, 6443, 7157, 9475, 10525, 19329, 21471, 28425, 31575, 32215, 35785, 96645, 107355, 159559, 161075, 178925, 478677, 483225, 536775, 797795, 2393385, 2712503, 3988975, 8137509, 11966925, 13562515, 40687545, 67812575, 203437725]

約数ペア:

[(1, 203437725), (3, 67812575), (5, 40687545), (15, 13562515), (17, 11966925), (25, 8137509), (51, 3988975), (75, 2712503), (85, 2393385), (255, 797795), (379, 536775), (421, 483225), (425, 478677), (1137, 178925), (1263, 161075), (1275, 159559), (1895, 107355), (2105, 96645), (5685, 35785), (6315, 32215), (6443, 31575), (7157, 28425), (9475, 21471), (10525, 19329)]