81318016

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{48869}}^1$

素因数の和:48896

約数の個数: 32

約数和(自身を含む): 174465900

約数和(自身を除く): 93147884

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 48869, 97738, 195476, 390952, 635297, 781904, 1270594, 1563808, 2541188, 3127616, 5082376, 6255232, 10164752, 20329504, 40659008, 81318016]

約数ペア:

[(1, 81318016), (2, 40659008), (4, 20329504), (8, 10164752), (13, 6255232), (16, 5082376), (26, 3127616), (32, 2541188), (52, 1563808), (64, 1270594), (104, 781904), (128, 635297), (208, 390952), (416, 195476), (832, 97738), (1664, 48869)]