65883925

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 93744000

約数和(自身を除く): 27860075

約数列:

[1, 5, 17, 19, 25, 41, 85, 95, 199, 205, 323, 425, 475, 697, 779, 995, 1025, 1615, 3383, 3485, 3781, 3895, 4975, 8075, 8159, 13243, 16915, 17425, 18905, 19475, 40795, 64277, 66215, 84575, 94525, 138703, 155021, 203975, 321385, 331075, 693515, 775105, 1606925, 2635357, 3467575, 3875525, 13176785, 65883925]

約数ペア:

[(1, 65883925), (5, 13176785), (17, 3875525), (19, 3467575), (25, 2635357), (41, 1606925), (85, 775105), (95, 693515), (199, 331075), (205, 321385), (323, 203975), (425, 155021), (475, 138703), (697, 94525), (779, 84575), (995, 66215), (1025, 64277), (1615, 40795), (3383, 19475), (3485, 18905), (3781, 17425), (3895, 16915), (4975, 13243), (8075, 8159)]