2087319025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1\times {\mathrm{337}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 2872816128

約数和(自身を除く): 785497103

約数列:

[1, 5, 11, 25, 55, 101, 223, 275, 337, 505, 1111, 1115, 1685, 2453, 2525, 3707, 5555, 5575, 8425, 12265, 18535, 22523, 27775, 34037, 61325, 75151, 92675, 112615, 170185, 247753, 374407, 375755, 563075, 826661, 850925, 1238765, 1872035, 1878775, 4133305, 6193825, 7590251, 9360175, 20666525, 37951255, 83492761, 189756275, 417463805, 2087319025]

約数ペア:

[(1, 2087319025), (5, 417463805), (11, 189756275), (25, 83492761), (55, 37951255), (101, 20666525), (223, 9360175), (275, 7590251), (337, 6193825), (505, 4133305), (1111, 1878775), (1115, 1872035), (1685, 1238765), (2453, 850925), (2525, 826661), (3707, 563075), (5555, 375755), (5575, 374407), (8425, 247753), (12265, 170185), (18535, 112615), (22523, 92675), (27775, 75151), (34037, 61325)]