85723775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{503}}^1$

素因数の和:931

約数の個数: 24

約数和(自身を含む): 113055264

約数和(自身を除く): 27331489

約数列:

[1, 5, 17, 25, 85, 401, 425, 503, 2005, 2515, 6817, 8551, 10025, 12575, 34085, 42755, 170425, 201703, 213775, 1008515, 3428951, 5042575, 17144755, 85723775]

約数ペア:

[(1, 85723775), (5, 17144755), (17, 5042575), (25, 3428951), (85, 1008515), (401, 213775), (425, 201703), (503, 170425), (2005, 42755), (2515, 34085), (6817, 12575), (8551, 10025)]