61853896100

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{1447}}^1\times {\mathrm{9941}}^1$

素因数の和:11445

約数の個数: 72

約数和(自身を含む): 137453160768

約数和(自身を除く): 75599264668

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 86, 100, 172, 215, 430, 860, 1075, 1447, 2150, 2894, 4300, 5788, 7235, 9941, 14470, 19882, 28940, 36175, 39764, 49705, 62221, 72350, 99410, 124442, 144700, 198820, 248525, 248884, 311105, 427463, 497050, 622210, 854926, 994100, 1244420, 1555525, 1709852, 2137315, 3111050, 4274630, 6222100, 8549260, 10686575, 14384627, 21373150, 28769254, 42746300, 57538508, 71923135, 143846270, 287692540, 359615675, 618538961, 719231350, 1237077922, 1438462700, 2474155844, 3092694805, 6185389610, 12370779220, 15463474025, 30926948050, 61853896100]

約数ペア:

[(1, 61853896100), (2, 30926948050), (4, 15463474025), (5, 12370779220), (10, 6185389610), (20, 3092694805), (25, 2474155844), (43, 1438462700), (50, 1237077922), (86, 719231350), (100, 618538961), (172, 359615675), (215, 287692540), (430, 143846270), (860, 71923135), (1075, 57538508), (1447, 42746300), (2150, 28769254), (2894, 21373150), (4300, 14384627), (5788, 10686575), (7235, 8549260), (9941, 6222100), (14470, 4274630), (19882, 3111050), (28940, 2137315), (36175, 1709852), (39764, 1555525), (49705, 1244420), (62221, 994100), (72350, 854926), (99410, 622210), (124442, 497050), (144700, 427463), (198820, 311105), (248525, 248884)]