25508240

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{4759}}^1$

素因数の和:4839

約数の個数: 40

約数和(自身を含む): 60204480

約数和(自身を除く): 34696240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 4759, 5360, 9518, 19036, 23795, 38072, 47590, 76144, 95180, 190360, 318853, 380720, 637706, 1275412, 1594265, 2550824, 3188530, 5101648, 6377060, 12754120, 25508240]

約数ペア:

[(1, 25508240), (2, 12754120), (4, 6377060), (5, 5101648), (8, 3188530), (10, 2550824), (16, 1594265), (20, 1275412), (40, 637706), (67, 380720), (80, 318853), (134, 190360), (268, 95180), (335, 76144), (536, 47590), (670, 38072), (1072, 23795), (1340, 19036), (2680, 9518), (4759, 5360)]