20809367055

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{46183}}^1$

素因数の和:46261

約数の個数: 96

約数和(自身を含む): 41499095040

約数和(自身を除く): 20689727985

約数列:

[1, 3, 5, 9, 15, 17, 19, 31, 45, 51, 57, 85, 93, 95, 153, 155, 171, 255, 279, 285, 323, 465, 527, 589, 765, 855, 969, 1395, 1581, 1615, 1767, 2635, 2907, 2945, 4743, 4845, 5301, 7905, 8835, 10013, 14535, 23715, 26505, 30039, 46183, 50065, 90117, 138549, 150195, 230915, 415647, 450585, 692745, 785111, 877477, 1431673, 2078235, 2355333, 2632431, 3925555, 4295019, 4387385, 7065999, 7158365, 7897293, 11776665, 12885057, 13162155, 14917109, 21475095, 24338441, 27201787, 35329995, 39486465, 44751327, 64425285, 73015323, 74585545, 81605361, 121692205, 134253981, 136008935, 219045969, 223756635, 244816083, 365076615, 408026805, 462430379, 671269905, 1095229845, 1224080415, 1387291137, 2312151895, 4161873411, 6936455685, 20809367055]

約数ペア:

[(1, 20809367055), (3, 6936455685), (5, 4161873411), (9, 2312151895), (15, 1387291137), (17, 1224080415), (19, 1095229845), (31, 671269905), (45, 462430379), (51, 408026805), (57, 365076615), (85, 244816083), (93, 223756635), (95, 219045969), (153, 136008935), (155, 134253981), (171, 121692205), (255, 81605361), (279, 74585545), (285, 73015323), (323, 64425285), (465, 44751327), (527, 39486465), (589, 35329995), (765, 27201787), (855, 24338441), (969, 21475095), (1395, 14917109), (1581, 13162155), (1615, 12885057), (1767, 11776665), (2635, 7897293), (2907, 7158365), (2945, 7065999), (4743, 4387385), (4845, 4295019), (5301, 3925555), (7905, 2632431), (8835, 2355333), (10013, 2078235), (14535, 1431673), (23715, 877477), (26505, 785111), (30039, 692745), (46183, 450585), (50065, 415647), (90117, 230915), (138549, 150195)]