82782125

素因数分解:

$5^3\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:278

約数の個数: 32

約数和(自身を含む): 106928640

約数和(自身を除く): 24146515

約数列:

[1, 5, 25, 79, 83, 101, 125, 395, 415, 505, 1975, 2075, 2525, 6557, 7979, 8383, 9875, 10375, 12625, 32785, 39895, 41915, 163925, 199475, 209575, 662257, 819625, 997375, 1047875, 3311285, 16556425, 82782125]

約数ペア:

[(1, 82782125), (5, 16556425), (25, 3311285), (79, 1047875), (83, 997375), (101, 819625), (125, 662257), (395, 209575), (415, 199475), (505, 163925), (1975, 41915), (2075, 39895), (2525, 32785), (6557, 12625), (7979, 10375), (8383, 9875)]