89740240

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8563}}^1$

素因数の和:8707

約数の個数: 40

約数和(自身を含む): 210263328

約数和(自身を除く): 120523088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 2096, 2620, 5240, 8563, 10480, 17126, 34252, 42815, 68504, 85630, 137008, 171260, 342520, 685040, 1121753, 2243506, 4487012, 5608765, 8974024, 11217530, 17948048, 22435060, 44870120, 89740240]

約数ペア:

[(1, 89740240), (2, 44870120), (4, 22435060), (5, 17948048), (8, 11217530), (10, 8974024), (16, 5608765), (20, 4487012), (40, 2243506), (80, 1121753), (131, 685040), (262, 342520), (524, 171260), (655, 137008), (1048, 85630), (1310, 68504), (2096, 42815), (2620, 34252), (5240, 17126), (8563, 10480)]