156719290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{172219}}^1$

素因数の和:172246

約数の個数: 32

約数和(自身を含む): 347195520

約数和(自身を除く): 190476230

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 172219, 344438, 861095, 1205533, 1722190, 2238847, 2411066, 4477694, 6027665, 11194235, 12055330, 15671929, 22388470, 31343858, 78359645, 156719290]

約数ペア:

[(1, 156719290), (2, 78359645), (5, 31343858), (7, 22388470), (10, 15671929), (13, 12055330), (14, 11194235), (26, 6027665), (35, 4477694), (65, 2411066), (70, 2238847), (91, 1722190), (130, 1205533), (182, 861095), (455, 344438), (910, 172219)]