23401775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 36

約数和(自身を含む): 31977120

約数和(自身を除く): 8575345

約数列:

[1, 5, 17, 25, 41, 79, 85, 205, 289, 395, 425, 697, 1025, 1343, 1445, 1975, 3239, 3485, 6715, 7225, 11849, 16195, 17425, 22831, 33575, 55063, 59245, 80975, 114155, 275315, 296225, 570775, 936071, 1376575, 4680355, 23401775]

約数ペア:

[(1, 23401775), (5, 4680355), (17, 1376575), (25, 936071), (41, 570775), (79, 296225), (85, 275315), (205, 114155), (289, 80975), (395, 59245), (425, 55063), (697, 33575), (1025, 22831), (1343, 17425), (1445, 16195), (1975, 11849), (3239, 7225), (3485, 6715)]