64668730

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{271}}^1\times {\mathrm{487}}^1$

素因数の和:779

約数の個数: 48

約数和(自身を含む): 136187136

約数和(自身を除く): 71518406

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 271, 487, 490, 542, 974, 1355, 1897, 2435, 2710, 3409, 3794, 4870, 6818, 9485, 13279, 17045, 18970, 23863, 26558, 34090, 47726, 66395, 119315, 131977, 132790, 238630, 263954, 659885, 923839, 1319770, 1847678, 4619195, 6466873, 9238390, 12933746, 32334365, 64668730]

約数ペア:

[(1, 64668730), (2, 32334365), (5, 12933746), (7, 9238390), (10, 6466873), (14, 4619195), (35, 1847678), (49, 1319770), (70, 923839), (98, 659885), (245, 263954), (271, 238630), (487, 132790), (490, 131977), (542, 119315), (974, 66395), (1355, 47726), (1897, 34090), (2435, 26558), (2710, 23863), (3409, 18970), (3794, 17045), (4870, 13279), (6818, 9485)]