9645000

素因数分解:

$2^3\times 3^1\times 5^4\times {\mathrm{643}}^1$

素因数の和:672

約数の個数: 80

約数和(自身を含む): 30177840

約数和(自身を除く): 20532840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 125, 150, 200, 250, 300, 375, 500, 600, 625, 643, 750, 1000, 1250, 1286, 1500, 1875, 1929, 2500, 2572, 3000, 3215, 3750, 3858, 5000, 5144, 6430, 7500, 7716, 9645, 12860, 15000, 15432, 16075, 19290, 25720, 32150, 38580, 48225, 64300, 77160, 80375, 96450, 128600, 160750, 192900, 241125, 321500, 385800, 401875, 482250, 643000, 803750, 964500, 1205625, 1607500, 1929000, 2411250, 3215000, 4822500, 9645000]

約数ペア:

[(1, 9645000), (2, 4822500), (3, 3215000), (4, 2411250), (5, 1929000), (6, 1607500), (8, 1205625), (10, 964500), (12, 803750), (15, 643000), (20, 482250), (24, 401875), (25, 385800), (30, 321500), (40, 241125), (50, 192900), (60, 160750), (75, 128600), (100, 96450), (120, 80375), (125, 77160), (150, 64300), (200, 48225), (250, 38580), (300, 32150), (375, 25720), (500, 19290), (600, 16075), (625, 15432), (643, 15000), (750, 12860), (1000, 9645), (1250, 7716), (1286, 7500), (1500, 6430), (1875, 5144), (1929, 5000), (2500, 3858), (2572, 3750), (3000, 3215)]