68803540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{4993}}^1$

素因数の和:5068

約数の個数: 48

約数和(自身を含む): 158569488

約数和(自身を除く): 89765948

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 53, 65, 106, 130, 212, 260, 265, 530, 689, 1060, 1378, 2756, 3445, 4993, 6890, 9986, 13780, 19972, 24965, 49930, 64909, 99860, 129818, 259636, 264629, 324545, 529258, 649090, 1058516, 1298180, 1323145, 2646290, 3440177, 5292580, 6880354, 13760708, 17200885, 34401770, 68803540]

約数ペア:

[(1, 68803540), (2, 34401770), (4, 17200885), (5, 13760708), (10, 6880354), (13, 5292580), (20, 3440177), (26, 2646290), (52, 1323145), (53, 1298180), (65, 1058516), (106, 649090), (130, 529258), (212, 324545), (260, 264629), (265, 259636), (530, 129818), (689, 99860), (1060, 64909), (1378, 49930), (2756, 24965), (3445, 19972), (4993, 13780), (6890, 9986)]