157413771640

素因数分解:

$2^3\times 5^1\times {\mathrm{12613}}^1\times {\mathrm{312007}}^1$

素因数の和:324631

約数の個数: 32

約数和(自身を含む): 354210202080

約数和(自身を除く): 196796430440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 12613, 25226, 50452, 63065, 100904, 126130, 252260, 312007, 504520, 624014, 1248028, 1560035, 2496056, 3120070, 6240140, 12480280, 3935344291, 7870688582, 15741377164, 19676721455, 31482754328, 39353442910, 78706885820, 157413771640]

約数ペア:

[(1, 157413771640), (2, 78706885820), (4, 39353442910), (5, 31482754328), (8, 19676721455), (10, 15741377164), (20, 7870688582), (40, 3935344291), (12613, 12480280), (25226, 6240140), (50452, 3120070), (63065, 2496056), (100904, 1560035), (126130, 1248028), (252260, 624014), (312007, 504520)]