12130775

素因数分解:

$5^2\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 36

約数和(自身を含む): 16902192

約数和(自身を除く): 4771417

約数列:

[1, 5, 17, 23, 25, 73, 85, 115, 289, 365, 391, 425, 575, 1241, 1445, 1679, 1825, 1955, 6205, 6647, 7225, 8395, 9775, 21097, 28543, 31025, 33235, 41975, 105485, 142715, 166175, 485231, 527425, 713575, 2426155, 12130775]

約数ペア:

[(1, 12130775), (5, 2426155), (17, 713575), (23, 527425), (25, 485231), (73, 166175), (85, 142715), (115, 105485), (289, 41975), (365, 33235), (391, 31025), (425, 28543), (575, 21097), (1241, 9775), (1445, 8395), (1679, 7225), (1825, 6647), (1955, 6205)]