396620000

素因数分解:

$2^5\times 5^4\times 7^1\times {\mathrm{2833}}^1$

素因数の和:2870

約数の個数: 120

約数和(自身を含む): 1115530416

約数和(自身を除く): 718910416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 125, 140, 160, 175, 200, 224, 250, 280, 350, 400, 500, 560, 625, 700, 800, 875, 1000, 1120, 1250, 1400, 1750, 2000, 2500, 2800, 2833, 3500, 4000, 4375, 5000, 5600, 5666, 7000, 8750, 10000, 11332, 14000, 14165, 17500, 19831, 20000, 22664, 28000, 28330, 35000, 39662, 45328, 56660, 70000, 70825, 79324, 90656, 99155, 113320, 140000, 141650, 158648, 198310, 226640, 283300, 317296, 354125, 396620, 453280, 495775, 566600, 634592, 708250, 793240, 991550, 1133200, 1416500, 1586480, 1770625, 1983100, 2266400, 2478875, 2833000, 3172960, 3541250, 3966200, 4957750, 5666000, 7082500, 7932400, 9915500, 11332000, 12394375, 14165000, 15864800, 19831000, 24788750, 28330000, 39662000, 49577500, 56660000, 79324000, 99155000, 198310000, 396620000]

約数ペア:

[(1, 396620000), (2, 198310000), (4, 99155000), (5, 79324000), (7, 56660000), (8, 49577500), (10, 39662000), (14, 28330000), (16, 24788750), (20, 19831000), (25, 15864800), (28, 14165000), (32, 12394375), (35, 11332000), (40, 9915500), (50, 7932400), (56, 7082500), (70, 5666000), (80, 4957750), (100, 3966200), (112, 3541250), (125, 3172960), (140, 2833000), (160, 2478875), (175, 2266400), (200, 1983100), (224, 1770625), (250, 1586480), (280, 1416500), (350, 1133200), (400, 991550), (500, 793240), (560, 708250), (625, 634592), (700, 566600), (800, 495775), (875, 453280), (1000, 396620), (1120, 354125), (1250, 317296), (1400, 283300), (1750, 226640), (2000, 198310), (2500, 158648), (2800, 141650), (2833, 140000), (3500, 113320), (4000, 99155), (4375, 90656), (5000, 79324), (5600, 70825), (5666, 70000), (7000, 56660), (8750, 45328), (10000, 39662), (11332, 35000), (14000, 28330), (14165, 28000), (17500, 22664), (19831, 20000)]