8172710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1283}}^1$

素因数の和:1317

約数の個数: 48

約数和(自身を含む): 18443376

約数和(自身を除く): 10270666

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 455, 490, 637, 910, 1274, 1283, 2566, 3185, 6370, 6415, 8981, 12830, 16679, 17962, 33358, 44905, 62867, 83395, 89810, 116753, 125734, 166790, 233506, 314335, 583765, 628670, 817271, 1167530, 1634542, 4086355, 8172710]

約数ペア:

[(1, 8172710), (2, 4086355), (5, 1634542), (7, 1167530), (10, 817271), (13, 628670), (14, 583765), (26, 314335), (35, 233506), (49, 166790), (65, 125734), (70, 116753), (91, 89810), (98, 83395), (130, 62867), (182, 44905), (245, 33358), (455, 17962), (490, 16679), (637, 12830), (910, 8981), (1274, 6415), (1283, 6370), (2566, 3185)]