808225300

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{263}}^1\times {\mathrm{389}}^1$

素因数の和:745

約数の個数: 72

約数和(自身を含む): 1787385600

約数和(自身を除く): 979160300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 263, 316, 389, 395, 526, 778, 790, 1052, 1315, 1556, 1580, 1945, 1975, 2630, 3890, 3950, 5260, 6575, 7780, 7900, 9725, 13150, 19450, 20777, 26300, 30731, 38900, 41554, 61462, 83108, 102307, 103885, 122924, 153655, 204614, 207770, 307310, 409228, 415540, 511535, 519425, 614620, 768275, 1023070, 1038850, 1536550, 2046140, 2077700, 2557675, 3073100, 5115350, 8082253, 10230700, 16164506, 32329012, 40411265, 80822530, 161645060, 202056325, 404112650, 808225300]

約数ペア:

[(1, 808225300), (2, 404112650), (4, 202056325), (5, 161645060), (10, 80822530), (20, 40411265), (25, 32329012), (50, 16164506), (79, 10230700), (100, 8082253), (158, 5115350), (263, 3073100), (316, 2557675), (389, 2077700), (395, 2046140), (526, 1536550), (778, 1038850), (790, 1023070), (1052, 768275), (1315, 614620), (1556, 519425), (1580, 511535), (1945, 415540), (1975, 409228), (2630, 307310), (3890, 207770), (3950, 204614), (5260, 153655), (6575, 122924), (7780, 103885), (7900, 102307), (9725, 83108), (13150, 61462), (19450, 41554), (20777, 38900), (26300, 30731)]