28575900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{31751}}^1$

素因数の和:31771

約数の個数: 54

約数和(自身を含む): 89572392

約数和(自身を除く): 60996492

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 31751, 63502, 95253, 127004, 158755, 190506, 285759, 317510, 381012, 476265, 571518, 635020, 793775, 952530, 1143036, 1428795, 1587550, 1905060, 2381325, 2857590, 3175100, 4762650, 5715180, 7143975, 9525300, 14287950, 28575900]

約数ペア:

[(1, 28575900), (2, 14287950), (3, 9525300), (4, 7143975), (5, 5715180), (6, 4762650), (9, 3175100), (10, 2857590), (12, 2381325), (15, 1905060), (18, 1587550), (20, 1428795), (25, 1143036), (30, 952530), (36, 793775), (45, 635020), (50, 571518), (60, 476265), (75, 381012), (90, 317510), (100, 285759), (150, 190506), (180, 158755), (225, 127004), (300, 95253), (450, 63502), (900, 31751)]