90828076

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{78571}}^1$

素因数の和:78609

約数の個数: 18

約数和(自身を含む): 168851228

約数和(自身を除く): 78023152

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 78571, 157142, 314284, 1335707, 2671414, 5342828, 22707019, 45414038, 90828076]

約数ペア:

[(1, 90828076), (2, 45414038), (4, 22707019), (17, 5342828), (34, 2671414), (68, 1335707), (289, 314284), (578, 157142), (1156, 78571)]