25219610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{463}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 23890150

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 419, 463, 838, 926, 2095, 2315, 4190, 4630, 5447, 6019, 10894, 12038, 27235, 30095, 54470, 60190, 193997, 387994, 969985, 1939970, 2521961, 5043922, 12609805, 25219610]

約数ペア:

[(1, 25219610), (2, 12609805), (5, 5043922), (10, 2521961), (13, 1939970), (26, 969985), (65, 387994), (130, 193997), (419, 60190), (463, 54470), (838, 30095), (926, 27235), (2095, 12038), (2315, 10894), (4190, 6019), (4630, 5447)]