20163860075

素因数分解:

$5^2\times {\mathrm{26321}}^1\times {\mathrm{30643}}^1$

素因数の和:56974

約数の個数: 12

約数和(自身を含む): 25004952408

約数和(自身を除く): 4841092333

約数列:

[1, 5, 25, 26321, 30643, 131605, 153215, 658025, 766075, 806554403, 4032772015, 20163860075]

約数ペア:

[(1, 20163860075), (5, 4032772015), (25, 806554403), (26321, 766075), (30643, 658025), (131605, 153215)]