81013552

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{599}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 160704000

約数和(自身を除く): 79690448

約数列:

[1, 2, 4, 8, 16, 79, 107, 158, 214, 316, 428, 599, 632, 856, 1198, 1264, 1712, 2396, 4792, 8453, 9584, 16906, 33812, 47321, 64093, 67624, 94642, 128186, 135248, 189284, 256372, 378568, 512744, 757136, 1025488, 5063347, 10126694, 20253388, 40506776, 81013552]

約数ペア:

[(1, 81013552), (2, 40506776), (4, 20253388), (8, 10126694), (16, 5063347), (79, 1025488), (107, 757136), (158, 512744), (214, 378568), (316, 256372), (428, 189284), (599, 135248), (632, 128186), (856, 94642), (1198, 67624), (1264, 64093), (1712, 47321), (2396, 33812), (4792, 16906), (8453, 9584)]