84968360

素因数分解:

$2^3\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3253}}^1$

素因数の和:3917

約数の個数: 32

約数和(自身を含む): 191530440

約数和(自身を除く): 106562080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 653, 1306, 2612, 3253, 3265, 5224, 6506, 6530, 13012, 13060, 16265, 26024, 26120, 32530, 65060, 130120, 2124209, 4248418, 8496836, 10621045, 16993672, 21242090, 42484180, 84968360]

約数ペア:

[(1, 84968360), (2, 42484180), (4, 21242090), (5, 16993672), (8, 10621045), (10, 8496836), (20, 4248418), (40, 2124209), (653, 130120), (1306, 65060), (2612, 32530), (3253, 26120), (3265, 26024), (5224, 16265), (6506, 13060), (6530, 13012)]