18803750

素因数分解:

$2^1\times 5^4\times 7^2\times {\mathrm{307}}^1$

素因数の和:343

約数の個数: 60

約数和(自身を含む): 41133708

約数和(自身を除く): 22329958

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 49, 50, 70, 98, 125, 175, 245, 250, 307, 350, 490, 614, 625, 875, 1225, 1250, 1535, 1750, 2149, 2450, 3070, 4298, 4375, 6125, 7675, 8750, 10745, 12250, 15043, 15350, 21490, 30086, 30625, 38375, 53725, 61250, 75215, 76750, 107450, 150430, 191875, 268625, 376075, 383750, 537250, 752150, 1343125, 1880375, 2686250, 3760750, 9401875, 18803750]

約数ペア:

[(1, 18803750), (2, 9401875), (5, 3760750), (7, 2686250), (10, 1880375), (14, 1343125), (25, 752150), (35, 537250), (49, 383750), (50, 376075), (70, 268625), (98, 191875), (125, 150430), (175, 107450), (245, 76750), (250, 75215), (307, 61250), (350, 53725), (490, 38375), (614, 30625), (625, 30086), (875, 21490), (1225, 15350), (1250, 15043), (1535, 12250), (1750, 10745), (2149, 8750), (2450, 7675), (3070, 6125), (4298, 4375)]