872200

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{89}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 2385450

約数和(自身を除く): 1513250

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 89, 98, 100, 140, 175, 178, 196, 200, 245, 280, 350, 356, 392, 445, 490, 623, 700, 712, 890, 980, 1225, 1246, 1400, 1780, 1960, 2225, 2450, 2492, 3115, 3560, 4361, 4450, 4900, 4984, 6230, 8722, 8900, 9800, 12460, 15575, 17444, 17800, 21805, 24920, 31150, 34888, 43610, 62300, 87220, 109025, 124600, 174440, 218050, 436100, 872200]

約数ペア:

[(1, 872200), (2, 436100), (4, 218050), (5, 174440), (7, 124600), (8, 109025), (10, 87220), (14, 62300), (20, 43610), (25, 34888), (28, 31150), (35, 24920), (40, 21805), (49, 17800), (50, 17444), (56, 15575), (70, 12460), (89, 9800), (98, 8900), (100, 8722), (140, 6230), (175, 4984), (178, 4900), (196, 4450), (200, 4361), (245, 3560), (280, 3115), (350, 2492), (356, 2450), (392, 2225), (445, 1960), (490, 1780), (623, 1400), (700, 1246), (712, 1225), (890, 980)]