64651340

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{14627}}^1$

素因数の和:14666

約数の個数: 48

約数和(自身を含む): 154822752

約数和(自身を除く): 90171412

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 52, 65, 68, 85, 130, 170, 221, 260, 340, 442, 884, 1105, 2210, 4420, 14627, 29254, 58508, 73135, 146270, 190151, 248659, 292540, 380302, 497318, 760604, 950755, 994636, 1243295, 1901510, 2486590, 3232567, 3803020, 4973180, 6465134, 12930268, 16162835, 32325670, 64651340]

約数ペア:

[(1, 64651340), (2, 32325670), (4, 16162835), (5, 12930268), (10, 6465134), (13, 4973180), (17, 3803020), (20, 3232567), (26, 2486590), (34, 1901510), (52, 1243295), (65, 994636), (68, 950755), (85, 760604), (130, 497318), (170, 380302), (221, 292540), (260, 248659), (340, 190151), (442, 146270), (884, 73135), (1105, 58508), (2210, 29254), (4420, 14627)]