89663540

素因数分解:

$2^2\times 5^1\times {\mathrm{659}}^1\times {\mathrm{6803}}^1$

素因数の和:7471

約数の個数: 24

約数和(自身を含む): 188606880

約数和(自身を除く): 98943340

約数列:

[1, 2, 4, 5, 10, 20, 659, 1318, 2636, 3295, 6590, 6803, 13180, 13606, 27212, 34015, 68030, 136060, 4483177, 8966354, 17932708, 22415885, 44831770, 89663540]

約数ペア:

[(1, 89663540), (2, 44831770), (4, 22415885), (5, 17932708), (10, 8966354), (20, 4483177), (659, 136060), (1318, 68030), (2636, 34015), (3295, 27212), (6590, 13606), (6803, 13180)]