12870100

素因数分解:

$2^2\times 5^2\times {\mathrm{179}}^1\times {\mathrm{719}}^1$

素因数の和:912

約数の個数: 36

約数和(自身を含む): 28123200

約数和(自身を除く): 15253100

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 179, 358, 716, 719, 895, 1438, 1790, 2876, 3580, 3595, 4475, 7190, 8950, 14380, 17900, 17975, 35950, 71900, 128701, 257402, 514804, 643505, 1287010, 2574020, 3217525, 6435050, 12870100]

約数ペア:

[(1, 12870100), (2, 6435050), (4, 3217525), (5, 2574020), (10, 1287010), (20, 643505), (25, 514804), (50, 257402), (100, 128701), (179, 71900), (358, 35950), (716, 17975), (719, 17900), (895, 14380), (1438, 8950), (1790, 7190), (2876, 4475), (3580, 3595)]