145503260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{25349}}^1$

素因数の和:25406

約数の個数: 48

約数和(自身を含む): 357739200

約数和(自身を除く): 212235940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 25349, 50698, 101396, 126745, 177443, 253490, 354886, 506980, 709772, 887215, 1039309, 1774430, 2078618, 3548860, 4157236, 5196545, 7275163, 10393090, 14550326, 20786180, 29100652, 36375815, 72751630, 145503260]

約数ペア:

[(1, 145503260), (2, 72751630), (4, 36375815), (5, 29100652), (7, 20786180), (10, 14550326), (14, 10393090), (20, 7275163), (28, 5196545), (35, 4157236), (41, 3548860), (70, 2078618), (82, 1774430), (140, 1039309), (164, 887215), (205, 709772), (287, 506980), (410, 354886), (574, 253490), (820, 177443), (1148, 126745), (1435, 101396), (2870, 50698), (5740, 25349)]