30818000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{811}}^1$

素因数の和:853

約数の個数: 80

約数和(自身を含む): 78536640

約数和(自身を除く): 47718640

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 250, 304, 380, 400, 475, 500, 760, 811, 950, 1000, 1520, 1622, 1900, 2000, 2375, 3244, 3800, 4055, 4750, 6488, 7600, 8110, 9500, 12976, 15409, 16220, 19000, 20275, 30818, 32440, 38000, 40550, 61636, 64880, 77045, 81100, 101375, 123272, 154090, 162200, 202750, 246544, 308180, 324400, 385225, 405500, 616360, 770450, 811000, 1232720, 1540900, 1622000, 1926125, 3081800, 3852250, 6163600, 7704500, 15409000, 30818000]

約数ペア:

[(1, 30818000), (2, 15409000), (4, 7704500), (5, 6163600), (8, 3852250), (10, 3081800), (16, 1926125), (19, 1622000), (20, 1540900), (25, 1232720), (38, 811000), (40, 770450), (50, 616360), (76, 405500), (80, 385225), (95, 324400), (100, 308180), (125, 246544), (152, 202750), (190, 162200), (200, 154090), (250, 123272), (304, 101375), (380, 81100), (400, 77045), (475, 64880), (500, 61636), (760, 40550), (811, 38000), (950, 32440), (1000, 30818), (1520, 20275), (1622, 19000), (1900, 16220), (2000, 15409), (2375, 12976), (3244, 9500), (3800, 8110), (4055, 7600), (4750, 6488)]