66281080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{22699}}^1$

素因数の和:22783

約数の個数: 32

約数和(自身を含む): 151182000

約数和(自身を除く): 84900920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 22699, 45398, 90796, 113495, 181592, 226990, 453980, 907960, 1657027, 3314054, 6628108, 8285135, 13256216, 16570270, 33140540, 66281080]

約数ペア:

[(1, 66281080), (2, 33140540), (4, 16570270), (5, 13256216), (8, 8285135), (10, 6628108), (20, 3314054), (40, 1657027), (73, 907960), (146, 453980), (292, 226990), (365, 181592), (584, 113495), (730, 90796), (1460, 45398), (2920, 22699)]