16396925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{941}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 22076712

約数和(自身を除く): 5679787

約数列:

[1, 5, 17, 25, 41, 85, 205, 425, 697, 941, 1025, 3485, 4705, 15997, 17425, 23525, 38581, 79985, 192905, 399925, 655877, 964525, 3279385, 16396925]

約数ペア:

[(1, 16396925), (5, 3279385), (17, 964525), (25, 655877), (41, 399925), (85, 192905), (205, 79985), (425, 38581), (697, 23525), (941, 17425), (1025, 15997), (3485, 4705)]