16802825

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:174

約数の個数: 36

約数和(自身を含む): 23350068

約数和(自身を除く): 6547243

約数列:

[1, 5, 13, 25, 41, 65, 97, 169, 205, 325, 485, 533, 845, 1025, 1261, 2425, 2665, 3977, 4225, 6305, 6929, 13325, 16393, 19885, 31525, 34645, 51701, 81965, 99425, 173225, 258505, 409825, 672113, 1292525, 3360565, 16802825]

約数ペア:

[(1, 16802825), (5, 3360565), (13, 1292525), (25, 672113), (41, 409825), (65, 258505), (97, 173225), (169, 99425), (205, 81965), (325, 51701), (485, 34645), (533, 31525), (845, 19885), (1025, 16393), (1261, 13325), (2425, 6929), (2665, 6305), (3977, 4225)]