30007000

素因数分解:

$2^3\times 5^3\times {\mathrm{37}}^1\times {\mathrm{811}}^1$

素因数の和:869

約数の個数: 64

約数和(自身を含む): 72203040

約数和(自身を除く): 42196040

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 37, 40, 50, 74, 100, 125, 148, 185, 200, 250, 296, 370, 500, 740, 811, 925, 1000, 1480, 1622, 1850, 3244, 3700, 4055, 4625, 6488, 7400, 8110, 9250, 16220, 18500, 20275, 30007, 32440, 37000, 40550, 60014, 81100, 101375, 120028, 150035, 162200, 202750, 240056, 300070, 405500, 600140, 750175, 811000, 1200280, 1500350, 3000700, 3750875, 6001400, 7501750, 15003500, 30007000]

約数ペア:

[(1, 30007000), (2, 15003500), (4, 7501750), (5, 6001400), (8, 3750875), (10, 3000700), (20, 1500350), (25, 1200280), (37, 811000), (40, 750175), (50, 600140), (74, 405500), (100, 300070), (125, 240056), (148, 202750), (185, 162200), (200, 150035), (250, 120028), (296, 101375), (370, 81100), (500, 60014), (740, 40550), (811, 37000), (925, 32440), (1000, 30007), (1480, 20275), (1622, 18500), (1850, 16220), (3244, 9250), (3700, 8110), (4055, 7400), (4625, 6488)]