8255500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 20966400

約数和(自身を除く): 12710900

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 25, 38, 44, 50, 55, 76, 79, 95, 100, 110, 125, 158, 190, 209, 220, 250, 275, 316, 380, 395, 418, 475, 500, 550, 790, 836, 869, 950, 1045, 1100, 1375, 1501, 1580, 1738, 1900, 1975, 2090, 2375, 2750, 3002, 3476, 3950, 4180, 4345, 4750, 5225, 5500, 6004, 7505, 7900, 8690, 9500, 9875, 10450, 15010, 16511, 17380, 19750, 20900, 21725, 26125, 30020, 33022, 37525, 39500, 43450, 52250, 66044, 75050, 82555, 86900, 104500, 108625, 150100, 165110, 187625, 217250, 330220, 375250, 412775, 434500, 750500, 825550, 1651100, 2063875, 4127750, 8255500]

約数ペア:

[(1, 8255500), (2, 4127750), (4, 2063875), (5, 1651100), (10, 825550), (11, 750500), (19, 434500), (20, 412775), (22, 375250), (25, 330220), (38, 217250), (44, 187625), (50, 165110), (55, 150100), (76, 108625), (79, 104500), (95, 86900), (100, 82555), (110, 75050), (125, 66044), (158, 52250), (190, 43450), (209, 39500), (220, 37525), (250, 33022), (275, 30020), (316, 26125), (380, 21725), (395, 20900), (418, 19750), (475, 17380), (500, 16511), (550, 15010), (790, 10450), (836, 9875), (869, 9500), (950, 8690), (1045, 7900), (1100, 7505), (1375, 6004), (1501, 5500), (1580, 5225), (1738, 4750), (1900, 4345), (1975, 4180), (2090, 3950), (2375, 3476), (2750, 3002)]