65126020

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:1012

約数の個数: 48

約数和(自身を含む): 141603840

約数和(自身を除く): 76477820

約数列:

[1, 2, 4, 5, 10, 20, 47, 79, 94, 158, 188, 235, 316, 395, 470, 790, 877, 940, 1580, 1754, 3508, 3713, 4385, 7426, 8770, 14852, 17540, 18565, 37130, 41219, 69283, 74260, 82438, 138566, 164876, 206095, 277132, 346415, 412190, 692830, 824380, 1385660, 3256301, 6512602, 13025204, 16281505, 32563010, 65126020]

約数ペア:

[(1, 65126020), (2, 32563010), (4, 16281505), (5, 13025204), (10, 6512602), (20, 3256301), (47, 1385660), (79, 824380), (94, 692830), (158, 412190), (188, 346415), (235, 277132), (316, 206095), (395, 164876), (470, 138566), (790, 82438), (877, 74260), (940, 69283), (1580, 41219), (1754, 37130), (3508, 18565), (3713, 17540), (4385, 14852), (7426, 8770)]