31497200

素因数分解:

$2^4\times 5^2\times 7^2\times {\mathrm{1607}}^1$

素因数の和:1639

約数の個数: 90

約数和(自身を含む): 88081416

約数和(自身を除く): 56584216

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 49, 50, 56, 70, 80, 98, 100, 112, 140, 175, 196, 200, 245, 280, 350, 392, 400, 490, 560, 700, 784, 980, 1225, 1400, 1607, 1960, 2450, 2800, 3214, 3920, 4900, 6428, 8035, 9800, 11249, 12856, 16070, 19600, 22498, 25712, 32140, 40175, 44996, 56245, 64280, 78743, 80350, 89992, 112490, 128560, 157486, 160700, 179984, 224980, 281225, 314972, 321400, 393715, 449960, 562450, 629944, 642800, 787430, 899920, 1124900, 1259888, 1574860, 1968575, 2249800, 3149720, 3937150, 4499600, 6299440, 7874300, 15748600, 31497200]

約数ペア:

[(1, 31497200), (2, 15748600), (4, 7874300), (5, 6299440), (7, 4499600), (8, 3937150), (10, 3149720), (14, 2249800), (16, 1968575), (20, 1574860), (25, 1259888), (28, 1124900), (35, 899920), (40, 787430), (49, 642800), (50, 629944), (56, 562450), (70, 449960), (80, 393715), (98, 321400), (100, 314972), (112, 281225), (140, 224980), (175, 179984), (196, 160700), (200, 157486), (245, 128560), (280, 112490), (350, 89992), (392, 80350), (400, 78743), (490, 64280), (560, 56245), (700, 44996), (784, 40175), (980, 32140), (1225, 25712), (1400, 22498), (1607, 19600), (1960, 16070), (2450, 12856), (2800, 11249), (3214, 9800), (3920, 8035), (4900, 6428)]