25569830

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17881}}^1$

素因数の和:17912

約数の個数: 32

約数和(自身を含む): 54075168

約数和(自身を除く): 28505338

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 17881, 35762, 89405, 178810, 196691, 232453, 393382, 464906, 983455, 1162265, 1966910, 2324530, 2556983, 5113966, 12784915, 25569830]

約数ペア:

[(1, 25569830), (2, 12784915), (5, 5113966), (10, 2556983), (11, 2324530), (13, 1966910), (22, 1162265), (26, 983455), (55, 464906), (65, 393382), (110, 232453), (130, 196691), (143, 178810), (286, 89405), (715, 35762), (1430, 17881)]