27858800

素因数分解:

$2^4\times 5^2\times {\mathrm{257}}^1\times {\mathrm{271}}^1$

素因数の和:546

約数の個数: 60

約数和(自身を含む): 67439136

約数和(自身を除く): 39580336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 257, 271, 400, 514, 542, 1028, 1084, 1285, 1355, 2056, 2168, 2570, 2710, 4112, 4336, 5140, 5420, 6425, 6775, 10280, 10840, 12850, 13550, 20560, 21680, 25700, 27100, 51400, 54200, 69647, 102800, 108400, 139294, 278588, 348235, 557176, 696470, 1114352, 1392940, 1741175, 2785880, 3482350, 5571760, 6964700, 13929400, 27858800]

約数ペア:

[(1, 27858800), (2, 13929400), (4, 6964700), (5, 5571760), (8, 3482350), (10, 2785880), (16, 1741175), (20, 1392940), (25, 1114352), (40, 696470), (50, 557176), (80, 348235), (100, 278588), (200, 139294), (257, 108400), (271, 102800), (400, 69647), (514, 54200), (542, 51400), (1028, 27100), (1084, 25700), (1285, 21680), (1355, 20560), (2056, 13550), (2168, 12850), (2570, 10840), (2710, 10280), (4112, 6775), (4336, 6425), (5140, 5420)]