68826680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{1237}}^1$

素因数の和:1368

約数の個数: 64

約数和(自身を含む): 168467040

約数和(自身を除く): 99640360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 107, 130, 214, 260, 428, 520, 535, 856, 1070, 1237, 1391, 2140, 2474, 2782, 4280, 4948, 5564, 6185, 6955, 9896, 11128, 12370, 13910, 16081, 24740, 27820, 32162, 49480, 55640, 64324, 80405, 128648, 132359, 160810, 264718, 321620, 529436, 643240, 661795, 1058872, 1323590, 1720667, 2647180, 3441334, 5294360, 6882668, 8603335, 13765336, 17206670, 34413340, 68826680]

約数ペア:

[(1, 68826680), (2, 34413340), (4, 17206670), (5, 13765336), (8, 8603335), (10, 6882668), (13, 5294360), (20, 3441334), (26, 2647180), (40, 1720667), (52, 1323590), (65, 1058872), (104, 661795), (107, 643240), (130, 529436), (214, 321620), (260, 264718), (428, 160810), (520, 132359), (535, 128648), (856, 80405), (1070, 64324), (1237, 55640), (1391, 49480), (2140, 32162), (2474, 27820), (2782, 24740), (4280, 16081), (4948, 13910), (5564, 12370), (6185, 11128), (6955, 9896)]