388383950

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{4391}}^1$

素因数の和:4493

約数の個数: 48

約数和(自身を含む): 759728160

約数和(自身を除く): 371344210

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 61, 122, 145, 290, 305, 610, 725, 1450, 1525, 1769, 3050, 3538, 4391, 8782, 8845, 17690, 21955, 43910, 44225, 88450, 109775, 127339, 219550, 254678, 267851, 535702, 636695, 1273390, 1339255, 2678510, 3183475, 6366950, 6696275, 7767679, 13392550, 15535358, 38838395, 77676790, 194191975, 388383950]

約数ペア:

[(1, 388383950), (2, 194191975), (5, 77676790), (10, 38838395), (25, 15535358), (29, 13392550), (50, 7767679), (58, 6696275), (61, 6366950), (122, 3183475), (145, 2678510), (290, 1339255), (305, 1273390), (610, 636695), (725, 535702), (1450, 267851), (1525, 254678), (1769, 219550), (3050, 127339), (3538, 109775), (4391, 88450), (8782, 44225), (8845, 43910), (17690, 21955)]