78528290

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1\times {\mathrm{1109}}^1$

素因数の和:1286

約数の個数: 32

約数和(自身を含む): 144894960

約数和(自身を除く): 66366670

約数列:

[1, 2, 5, 10, 73, 97, 146, 194, 365, 485, 730, 970, 1109, 2218, 5545, 7081, 11090, 14162, 35405, 70810, 80957, 107573, 161914, 215146, 404785, 537865, 809570, 1075730, 7852829, 15705658, 39264145, 78528290]

約数ペア:

[(1, 78528290), (2, 39264145), (5, 15705658), (10, 7852829), (73, 1075730), (97, 809570), (146, 537865), (194, 404785), (365, 215146), (485, 161914), (730, 107573), (970, 80957), (1109, 70810), (2218, 35405), (5545, 14162), (7081, 11090)]