318301025

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2622

約数の個数: 48

約数和(自身を含む): 486064128

約数和(自身を除く): 167763103

約数列:

[1, 5, 7, 23, 25, 31, 35, 115, 155, 161, 175, 217, 575, 713, 775, 805, 1085, 2551, 3565, 4025, 4991, 5425, 12755, 17825, 17857, 24955, 58673, 63775, 79081, 89285, 124775, 293365, 395405, 410711, 446425, 553567, 1466825, 1818863, 1977025, 2053555, 2767835, 9094315, 10267775, 12732041, 13839175, 45471575, 63660205, 318301025]

約数ペア:

[(1, 318301025), (5, 63660205), (7, 45471575), (23, 13839175), (25, 12732041), (31, 10267775), (35, 9094315), (115, 2767835), (155, 2053555), (161, 1977025), (175, 1818863), (217, 1466825), (575, 553567), (713, 446425), (775, 410711), (805, 395405), (1085, 293365), (2551, 124775), (3565, 89285), (4025, 79081), (4991, 63775), (5425, 58673), (12755, 24955), (17825, 17857)]