25641340

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41357}}^1$

素因数の和:41397

約数の個数: 24

約数和(自身を含む): 55585152

約数和(自身を除く): 29943812

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 41357, 82714, 165428, 206785, 413570, 827140, 1282067, 2564134, 5128268, 6410335, 12820670, 25641340]

約数ペア:

[(1, 25641340), (2, 12820670), (4, 6410335), (5, 5128268), (10, 2564134), (20, 1282067), (31, 827140), (62, 413570), (124, 206785), (155, 165428), (310, 82714), (620, 41357)]