86376710

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{409}}^1\times {\mathrm{431}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 181725120

約数和(自身を除く): 95348410

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 409, 431, 490, 818, 862, 2045, 2155, 2863, 3017, 4090, 4310, 5726, 6034, 14315, 15085, 20041, 21119, 28630, 30170, 40082, 42238, 100205, 105595, 176279, 200410, 211190, 352558, 881395, 1233953, 1762790, 2467906, 6169765, 8637671, 12339530, 17275342, 43188355, 86376710]

約数ペア:

[(1, 86376710), (2, 43188355), (5, 17275342), (7, 12339530), (10, 8637671), (14, 6169765), (35, 2467906), (49, 1762790), (70, 1233953), (98, 881395), (245, 352558), (409, 211190), (431, 200410), (490, 176279), (818, 105595), (862, 100205), (2045, 42238), (2155, 40082), (2863, 30170), (3017, 28630), (4090, 21119), (4310, 20041), (5726, 15085), (6034, 14315)]