27996500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:466

約数の個数: 96

約数和(自身を含む): 73731840

約数和(自身を除く): 45735340

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 25, 28, 35, 38, 50, 70, 76, 95, 100, 125, 133, 140, 175, 190, 250, 266, 350, 380, 421, 475, 500, 532, 665, 700, 842, 875, 950, 1330, 1684, 1750, 1900, 2105, 2375, 2660, 2947, 3325, 3500, 4210, 4750, 5894, 6650, 7999, 8420, 9500, 10525, 11788, 13300, 14735, 15998, 16625, 21050, 29470, 31996, 33250, 39995, 42100, 52625, 55993, 58940, 66500, 73675, 79990, 105250, 111986, 147350, 159980, 199975, 210500, 223972, 279965, 294700, 368375, 399950, 559930, 736750, 799900, 999875, 1119860, 1399825, 1473500, 1999750, 2799650, 3999500, 5599300, 6999125, 13998250, 27996500]

約数ペア:

[(1, 27996500), (2, 13998250), (4, 6999125), (5, 5599300), (7, 3999500), (10, 2799650), (14, 1999750), (19, 1473500), (20, 1399825), (25, 1119860), (28, 999875), (35, 799900), (38, 736750), (50, 559930), (70, 399950), (76, 368375), (95, 294700), (100, 279965), (125, 223972), (133, 210500), (140, 199975), (175, 159980), (190, 147350), (250, 111986), (266, 105250), (350, 79990), (380, 73675), (421, 66500), (475, 58940), (500, 55993), (532, 52625), (665, 42100), (700, 39995), (842, 33250), (875, 31996), (950, 29470), (1330, 21050), (1684, 16625), (1750, 15998), (1900, 14735), (2105, 13300), (2375, 11788), (2660, 10525), (2947, 9500), (3325, 8420), (3500, 7999), (4210, 6650), (4750, 5894)]