2007403775

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{15797}}^1$

素因数の和:15860

約数の個数: 48

約数和(自身を含む): 2961935424

約数和(自身を除く): 954531649

約数列:

[1, 5, 13, 17, 23, 25, 65, 85, 115, 221, 299, 325, 391, 425, 575, 1105, 1495, 1955, 5083, 5525, 7475, 9775, 15797, 25415, 78985, 127075, 205361, 268549, 363331, 394925, 1026805, 1342745, 1816655, 3491137, 4723303, 5134025, 6176627, 6713725, 9083275, 17455685, 23616515, 30883135, 80296151, 87278425, 118082575, 154415675, 401480755, 2007403775]

約数ペア:

[(1, 2007403775), (5, 401480755), (13, 154415675), (17, 118082575), (23, 87278425), (25, 80296151), (65, 30883135), (85, 23616515), (115, 17455685), (221, 9083275), (299, 6713725), (325, 6176627), (391, 5134025), (425, 4723303), (575, 3491137), (1105, 1816655), (1495, 1342745), (1955, 1026805), (5083, 394925), (5525, 363331), (7475, 268549), (9775, 205361), (15797, 127075), (25415, 78985)]