25890870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 65525760

約数和(自身を除く): 39634890

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 157, 230, 239, 314, 345, 471, 478, 690, 717, 785, 942, 1195, 1434, 1570, 2355, 2390, 3585, 3611, 4710, 5497, 7170, 7222, 10833, 10994, 16491, 18055, 21666, 27485, 32982, 36110, 37523, 54165, 54970, 75046, 82455, 108330, 112569, 164910, 187615, 225138, 375230, 562845, 863029, 1125690, 1726058, 2589087, 4315145, 5178174, 8630290, 12945435, 25890870]

約数ペア:

[(1, 25890870), (2, 12945435), (3, 8630290), (5, 5178174), (6, 4315145), (10, 2589087), (15, 1726058), (23, 1125690), (30, 863029), (46, 562845), (69, 375230), (115, 225138), (138, 187615), (157, 164910), (230, 112569), (239, 108330), (314, 82455), (345, 75046), (471, 54970), (478, 54165), (690, 37523), (717, 36110), (785, 32982), (942, 27485), (1195, 21666), (1434, 18055), (1570, 16491), (2355, 10994), (2390, 10833), (3585, 7222), (3611, 7170), (4710, 5497)]