51491140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{757}}^1$

素因数の和:964

約数の個数: 48

約数和(自身を含む): 114609600

約数和(自身を除く): 63118460

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 179, 190, 358, 380, 716, 757, 895, 1514, 1790, 3028, 3401, 3580, 3785, 6802, 7570, 13604, 14383, 15140, 17005, 28766, 34010, 57532, 68020, 71915, 135503, 143830, 271006, 287660, 542012, 677515, 1355030, 2574557, 2710060, 5149114, 10298228, 12872785, 25745570, 51491140]

約数ペア:

[(1, 51491140), (2, 25745570), (4, 12872785), (5, 10298228), (10, 5149114), (19, 2710060), (20, 2574557), (38, 1355030), (76, 677515), (95, 542012), (179, 287660), (190, 271006), (358, 143830), (380, 135503), (716, 71915), (757, 68020), (895, 57532), (1514, 34010), (1790, 28766), (3028, 17005), (3401, 15140), (3580, 14383), (3785, 13604), (6802, 7570)]