80239696

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:587

約数の個数: 40

約数和(自身を含む): 158496800

約数和(自身を除く): 78257104

約数列:

[1, 2, 4, 8, 16, 109, 139, 218, 278, 331, 436, 556, 662, 872, 1112, 1324, 1744, 2224, 2648, 5296, 15151, 30302, 36079, 46009, 60604, 72158, 92018, 121208, 144316, 184036, 242416, 288632, 368072, 577264, 736144, 5014981, 10029962, 20059924, 40119848, 80239696]

約数ペア:

[(1, 80239696), (2, 40119848), (4, 20059924), (8, 10029962), (16, 5014981), (109, 736144), (139, 577264), (218, 368072), (278, 288632), (331, 242416), (436, 184036), (556, 144316), (662, 121208), (872, 92018), (1112, 72158), (1324, 60604), (1744, 46009), (2224, 36079), (2648, 30302), (5296, 15151)]