201845495

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{269}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 258785280

約数和(自身を除く): 56939785

約数列:

[1, 5, 31, 47, 103, 155, 235, 269, 515, 1345, 1457, 3193, 4841, 7285, 8339, 12643, 15965, 24205, 27707, 41695, 63215, 138535, 150071, 391933, 750355, 858917, 1302229, 1959665, 4294585, 6511145, 40369099, 201845495]

約数ペア:

[(1, 201845495), (5, 40369099), (31, 6511145), (47, 4294585), (103, 1959665), (155, 1302229), (235, 858917), (269, 750355), (515, 391933), (1345, 150071), (1457, 138535), (3193, 63215), (4841, 41695), (7285, 27707), (8339, 24205), (12643, 15965)]