84994480

素因数分解:

$2^4\times 5^1\times {\mathrm{653}}^1\times {\mathrm{1627}}^1$

素因数の和:2293

約数の個数: 40

約数和(自身を含む): 198036432

約数和(自身を除く): 113041952

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 653, 1306, 1627, 2612, 3254, 3265, 5224, 6508, 6530, 8135, 10448, 13016, 13060, 16270, 26032, 26120, 32540, 52240, 65080, 130160, 1062431, 2124862, 4249724, 5312155, 8499448, 10624310, 16998896, 21248620, 42497240, 84994480]

約数ペア:

[(1, 84994480), (2, 42497240), (4, 21248620), (5, 16998896), (8, 10624310), (10, 8499448), (16, 5312155), (20, 4249724), (40, 2124862), (80, 1062431), (653, 130160), (1306, 65080), (1627, 52240), (2612, 32540), (3254, 26120), (3265, 26032), (5224, 16270), (6508, 13060), (6530, 13016), (8135, 10448)]