86881210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 171353880

約数和(自身を除く): 84472670

約数列:

[1, 2, 5, 10, 13, 26, 65, 101, 130, 169, 202, 338, 505, 509, 845, 1010, 1018, 1313, 1690, 2545, 2626, 5090, 6565, 6617, 13130, 13234, 17069, 33085, 34138, 51409, 66170, 85345, 86021, 102818, 170690, 172042, 257045, 430105, 514090, 668317, 860210, 1336634, 3341585, 6683170, 8688121, 17376242, 43440605, 86881210]

約数ペア:

[(1, 86881210), (2, 43440605), (5, 17376242), (10, 8688121), (13, 6683170), (26, 3341585), (65, 1336634), (101, 860210), (130, 668317), (169, 514090), (202, 430105), (338, 257045), (505, 172042), (509, 170690), (845, 102818), (1010, 86021), (1018, 85345), (1313, 66170), (1690, 51409), (2545, 34138), (2626, 33085), (5090, 17069), (6565, 13234), (6617, 13130)]