28727650

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:619

約数の個数: 48

約数和(自身を含む): 61513920

約数和(自身を除く): 32786270

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 175, 211, 350, 389, 422, 778, 1055, 1477, 1945, 2110, 2723, 2954, 3890, 5275, 5446, 7385, 9725, 10550, 13615, 14770, 19450, 27230, 36925, 68075, 73850, 82079, 136150, 164158, 410395, 574553, 820790, 1149106, 2051975, 2872765, 4103950, 5745530, 14363825, 28727650]

約数ペア:

[(1, 28727650), (2, 14363825), (5, 5745530), (7, 4103950), (10, 2872765), (14, 2051975), (25, 1149106), (35, 820790), (50, 574553), (70, 410395), (175, 164158), (211, 136150), (350, 82079), (389, 73850), (422, 68075), (778, 36925), (1055, 27230), (1477, 19450), (1945, 14770), (2110, 13615), (2723, 10550), (2954, 9725), (3890, 7385), (5275, 5446)]