165075760

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{33827}}^1$

素因数の和:33901

約数の個数: 40

約数和(自身を含む): 390104496

約数和(自身を除く): 225028736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 33827, 67654, 135308, 169135, 270616, 338270, 541232, 676540, 1353080, 2063447, 2706160, 4126894, 8253788, 10317235, 16507576, 20634470, 33015152, 41268940, 82537880, 165075760]

約数ペア:

[(1, 165075760), (2, 82537880), (4, 41268940), (5, 33015152), (8, 20634470), (10, 16507576), (16, 10317235), (20, 8253788), (40, 4126894), (61, 2706160), (80, 2063447), (122, 1353080), (244, 676540), (305, 541232), (488, 338270), (610, 270616), (976, 169135), (1220, 135308), (2440, 67654), (4880, 33827)]