80105900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{317}}^1$

素因数の和:376

約数の個数: 108

約数和(自身を含む): 210330288

約数和(自身を除く): 130224388

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 133, 140, 175, 190, 266, 317, 350, 361, 380, 475, 532, 634, 665, 700, 722, 950, 1268, 1330, 1444, 1585, 1805, 1900, 2219, 2527, 2660, 3170, 3325, 3610, 4438, 5054, 6023, 6340, 6650, 7220, 7925, 8876, 9025, 10108, 11095, 12046, 12635, 13300, 15850, 18050, 22190, 24092, 25270, 30115, 31700, 36100, 42161, 44380, 50540, 55475, 60230, 63175, 84322, 110950, 114437, 120460, 126350, 150575, 168644, 210805, 221900, 228874, 252700, 301150, 421610, 457748, 572185, 602300, 801059, 843220, 1054025, 1144370, 1602118, 2108050, 2288740, 2860925, 3204236, 4005295, 4216100, 5721850, 8010590, 11443700, 16021180, 20026475, 40052950, 80105900]

約数ペア:

[(1, 80105900), (2, 40052950), (4, 20026475), (5, 16021180), (7, 11443700), (10, 8010590), (14, 5721850), (19, 4216100), (20, 4005295), (25, 3204236), (28, 2860925), (35, 2288740), (38, 2108050), (50, 1602118), (70, 1144370), (76, 1054025), (95, 843220), (100, 801059), (133, 602300), (140, 572185), (175, 457748), (190, 421610), (266, 301150), (317, 252700), (350, 228874), (361, 221900), (380, 210805), (475, 168644), (532, 150575), (634, 126350), (665, 120460), (700, 114437), (722, 110950), (950, 84322), (1268, 63175), (1330, 60230), (1444, 55475), (1585, 50540), (1805, 44380), (1900, 42161), (2219, 36100), (2527, 31700), (2660, 30115), (3170, 25270), (3325, 24092), (3610, 22190), (4438, 18050), (5054, 15850), (6023, 13300), (6340, 12635), (6650, 12046), (7220, 11095), (7925, 10108), (8876, 9025)]