25678636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{4243}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 48126960

約数和(自身を除く): 22448324

約数列:

[1, 2, 4, 17, 34, 68, 89, 178, 356, 1513, 3026, 4243, 6052, 8486, 16972, 72131, 144262, 288524, 377627, 755254, 1510508, 6419659, 12839318, 25678636]

約数ペア:

[(1, 25678636), (2, 12839318), (4, 6419659), (17, 1510508), (34, 755254), (68, 377627), (89, 288524), (178, 144262), (356, 72131), (1513, 16972), (3026, 8486), (4243, 6052)]