67684000

素因数分解:

$2^5\times 5^3\times {\mathrm{16921}}^1$

素因数の和:16946

約数の個数: 48

約数和(自身を含む): 166309416

約数和(自身を除く): 98625416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 4000, 16921, 33842, 67684, 84605, 135368, 169210, 270736, 338420, 423025, 541472, 676840, 846050, 1353680, 1692100, 2115125, 2707360, 3384200, 4230250, 6768400, 8460500, 13536800, 16921000, 33842000, 67684000]

約数ペア:

[(1, 67684000), (2, 33842000), (4, 16921000), (5, 13536800), (8, 8460500), (10, 6768400), (16, 4230250), (20, 3384200), (25, 2707360), (32, 2115125), (40, 1692100), (50, 1353680), (80, 846050), (100, 676840), (125, 541472), (160, 423025), (200, 338420), (250, 270736), (400, 169210), (500, 135368), (800, 84605), (1000, 67684), (2000, 33842), (4000, 16921)]