168792950

素因数分解:

$2^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 322010640

約数和(自身を除く): 153217690

約数列:

[1, 2, 5, 10, 25, 50, 83, 89, 166, 178, 415, 445, 457, 830, 890, 914, 2075, 2225, 2285, 4150, 4450, 4570, 7387, 11425, 14774, 22850, 36935, 37931, 40673, 73870, 75862, 81346, 184675, 189655, 203365, 369350, 379310, 406730, 948275, 1016825, 1896550, 2033650, 3375859, 6751718, 16879295, 33758590, 84396475, 168792950]

約数ペア:

[(1, 168792950), (2, 84396475), (5, 33758590), (10, 16879295), (25, 6751718), (50, 3375859), (83, 2033650), (89, 1896550), (166, 1016825), (178, 948275), (415, 406730), (445, 379310), (457, 369350), (830, 203365), (890, 189655), (914, 184675), (2075, 81346), (2225, 75862), (2285, 73870), (4150, 40673), (4450, 37931), (4570, 36935), (7387, 22850), (11425, 14774)]