28163100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13411}}^1$

素因数の和:13435

約数の個数: 72

約数和(自身を含む): 93132928

約数和(自身を除く): 64969828

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 13411, 26822, 40233, 53644, 67055, 80466, 93877, 134110, 160932, 187754, 201165, 268220, 281631, 335275, 375508, 402330, 469385, 563262, 670550, 804660, 938770, 1005825, 1126524, 1341100, 1408155, 1877540, 2011650, 2346925, 2816310, 4023300, 4693850, 5632620, 7040775, 9387700, 14081550, 28163100]

約数ペア:

[(1, 28163100), (2, 14081550), (3, 9387700), (4, 7040775), (5, 5632620), (6, 4693850), (7, 4023300), (10, 2816310), (12, 2346925), (14, 2011650), (15, 1877540), (20, 1408155), (21, 1341100), (25, 1126524), (28, 1005825), (30, 938770), (35, 804660), (42, 670550), (50, 563262), (60, 469385), (70, 402330), (75, 375508), (84, 335275), (100, 281631), (105, 268220), (140, 201165), (150, 187754), (175, 160932), (210, 134110), (300, 93877), (350, 80466), (420, 67055), (525, 53644), (700, 40233), (1050, 26822), (2100, 13411)]