31082925

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 54996480

約数和(自身を除く): 23913555

約数列:

[1, 3, 5, 15, 25, 29, 31, 75, 87, 93, 145, 155, 435, 461, 465, 725, 775, 899, 1383, 2175, 2305, 2325, 2697, 4495, 6915, 11525, 13369, 13485, 14291, 22475, 34575, 40107, 42873, 66845, 67425, 71455, 200535, 214365, 334225, 357275, 414439, 1002675, 1071825, 1243317, 2072195, 6216585, 10360975, 31082925]

約数ペア:

[(1, 31082925), (3, 10360975), (5, 6216585), (15, 2072195), (25, 1243317), (29, 1071825), (31, 1002675), (75, 414439), (87, 357275), (93, 334225), (145, 214365), (155, 200535), (435, 71455), (461, 67425), (465, 66845), (725, 42873), (775, 40107), (899, 34575), (1383, 22475), (2175, 14291), (2305, 13485), (2325, 13369), (2697, 11525), (4495, 6915)]