79551220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{2693}}^1$

素因数の和:2920

約数の個数: 48

約数和(自身を含む): 191899008

約数和(自身を除く): 112347788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 211, 422, 844, 1055, 1477, 2110, 2693, 2954, 4220, 5386, 5908, 7385, 10772, 13465, 14770, 18851, 26930, 29540, 37702, 53860, 75404, 94255, 188510, 377020, 568223, 1136446, 2272892, 2841115, 3977561, 5682230, 7955122, 11364460, 15910244, 19887805, 39775610, 79551220]

約数ペア:

[(1, 79551220), (2, 39775610), (4, 19887805), (5, 15910244), (7, 11364460), (10, 7955122), (14, 5682230), (20, 3977561), (28, 2841115), (35, 2272892), (70, 1136446), (140, 568223), (211, 377020), (422, 188510), (844, 94255), (1055, 75404), (1477, 53860), (2110, 37702), (2693, 29540), (2954, 26930), (4220, 18851), (5386, 14770), (5908, 13465), (7385, 10772)]