68109680

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{44809}}^1$

素因数の和:44841

約数の個数: 40

約数和(自身を含む): 166693200

約数和(自身を除く): 98583520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 44809, 89618, 179236, 224045, 358472, 448090, 716944, 851371, 896180, 1702742, 1792360, 3405484, 3584720, 4256855, 6810968, 8513710, 13621936, 17027420, 34054840, 68109680]

約数ペア:

[(1, 68109680), (2, 34054840), (4, 17027420), (5, 13621936), (8, 8513710), (10, 6810968), (16, 4256855), (19, 3584720), (20, 3405484), (38, 1792360), (40, 1702742), (76, 896180), (80, 851371), (95, 716944), (152, 448090), (190, 358472), (304, 224045), (380, 179236), (760, 89618), (1520, 44809)]