169936720

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{3253}}^1$

素因数の和:3919

約数の個数: 40

約数和(自身を含む): 395829576

約数和(自身を除く): 225892856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 2612, 3253, 3265, 5224, 6506, 6530, 10448, 13012, 13060, 16265, 26024, 26120, 32530, 52048, 52240, 65060, 130120, 260240, 2124209, 4248418, 8496836, 10621045, 16993672, 21242090, 33987344, 42484180, 84968360, 169936720]

約数ペア:

[(1, 169936720), (2, 84968360), (4, 42484180), (5, 33987344), (8, 21242090), (10, 16993672), (16, 10621045), (20, 8496836), (40, 4248418), (80, 2124209), (653, 260240), (1306, 130120), (2612, 65060), (3253, 52240), (3265, 52048), (5224, 32530), (6506, 26120), (6530, 26024), (10448, 16265), (13012, 13060)]