28175700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{13417}}^1$

素因数の和:13441

約数の個数: 72

約数和(自身を含む): 93174592

約数和(自身を除く): 64998892

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, 13417, 26834, 40251, 53668, 67085, 80502, 93919, 134170, 161004, 187838, 201255, 268340, 281757, 335425, 375676, 402510, 469595, 563514, 670850, 805020, 939190, 1006275, 1127028, 1341700, 1408785, 1878380, 2012550, 2347975, 2817570, 4025100, 4695950, 5635140, 7043925, 9391900, 14087850, 28175700]

約数ペア:

[(1, 28175700), (2, 14087850), (3, 9391900), (4, 7043925), (5, 5635140), (6, 4695950), (7, 4025100), (10, 2817570), (12, 2347975), (14, 2012550), (15, 1878380), (20, 1408785), (21, 1341700), (25, 1127028), (28, 1006275), (30, 939190), (35, 805020), (42, 670850), (50, 563514), (60, 469595), (70, 402510), (75, 375676), (84, 335425), (100, 281757), (105, 268340), (140, 201255), (150, 187838), (175, 161004), (210, 134170), (300, 93919), (350, 80502), (420, 67085), (525, 53668), (700, 40251), (1050, 26834), (2100, 13417)]