172910090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{8447}}^1$

素因数の和:8566

約数の個数: 32

約数和(自身を含む): 328458240

約数和(自身を除く): 155548150

約数列:

[1, 2, 5, 10, 23, 46, 89, 115, 178, 230, 445, 890, 2047, 4094, 8447, 10235, 16894, 20470, 42235, 84470, 194281, 388562, 751783, 971405, 1503566, 1942810, 3758915, 7517830, 17291009, 34582018, 86455045, 172910090]

約数ペア:

[(1, 172910090), (2, 86455045), (5, 34582018), (10, 17291009), (23, 7517830), (46, 3758915), (89, 1942810), (115, 1503566), (178, 971405), (230, 751783), (445, 388562), (890, 194281), (2047, 84470), (4094, 42235), (8447, 20470), (10235, 16894)]