25970480

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{4447}}^1$

素因数の和:4533

約数の個数: 40

約数和(自身を含む): 61222272

約数和(自身を除く): 35251792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 146, 292, 365, 584, 730, 1168, 1460, 2920, 4447, 5840, 8894, 17788, 22235, 35576, 44470, 71152, 88940, 177880, 324631, 355760, 649262, 1298524, 1623155, 2597048, 3246310, 5194096, 6492620, 12985240, 25970480]

約数ペア:

[(1, 25970480), (2, 12985240), (4, 6492620), (5, 5194096), (8, 3246310), (10, 2597048), (16, 1623155), (20, 1298524), (40, 649262), (73, 355760), (80, 324631), (146, 177880), (292, 88940), (365, 71152), (584, 44470), (730, 35576), (1168, 22235), (1460, 17788), (2920, 8894), (4447, 5840)]