25338320

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{45247}}^1$

素因数の和:45267

約数の個数: 40

約数和(自身を含む): 67329024

約数和(自身を除く): 41990704

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 45247, 90494, 180988, 226235, 316729, 361976, 452470, 633458, 723952, 904940, 1266916, 1583645, 1809880, 2533832, 3167290, 3619760, 5067664, 6334580, 12669160, 25338320]

約数ペア:

[(1, 25338320), (2, 12669160), (4, 6334580), (5, 5067664), (7, 3619760), (8, 3167290), (10, 2533832), (14, 1809880), (16, 1583645), (20, 1266916), (28, 904940), (35, 723952), (40, 633458), (56, 452470), (70, 361976), (80, 316729), (112, 226235), (140, 180988), (280, 90494), (560, 45247)]