201556370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{12781}}^1$

素因数の和:12890

約数の個数: 32

約数和(自身を含む): 386527680

約数和(自身を除く): 184971310

約数列:

[1, 2, 5, 10, 19, 38, 83, 95, 166, 190, 415, 830, 1577, 3154, 7885, 12781, 15770, 25562, 63905, 127810, 242839, 485678, 1060823, 1214195, 2121646, 2428390, 5304115, 10608230, 20155637, 40311274, 100778185, 201556370]

約数ペア:

[(1, 201556370), (2, 100778185), (5, 40311274), (10, 20155637), (19, 10608230), (38, 5304115), (83, 2428390), (95, 2121646), (166, 1214195), (190, 1060823), (415, 485678), (830, 242839), (1577, 127810), (3154, 63905), (7885, 25562), (12781, 15770)]