163115425

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 256483584

約数和(自身を除く): 93368159

約数列:

[1, 5, 11, 17, 23, 25, 37, 41, 55, 85, 115, 185, 187, 205, 253, 275, 391, 407, 425, 451, 575, 629, 697, 851, 925, 935, 943, 1025, 1265, 1517, 1955, 2035, 2255, 3145, 3485, 4255, 4301, 4675, 4715, 6325, 6919, 7585, 7667, 9361, 9775, 10175, 10373, 11275, 14467, 15725, 16031, 16687, 17425, 21275, 21505, 23575, 25789, 34595, 34891, 37925, 38335, 46805, 51865, 72335, 80155, 83435, 107525, 128945, 159137, 172975, 174455, 176341, 191675, 234025, 259325, 283679, 361675, 383801, 400775, 417175, 593147, 644725, 795685, 872275, 881705, 1418395, 1919005, 2965735, 3978425, 4408525, 6524617, 7091975, 9595025, 14828675, 32623085, 163115425]

約数ペア:

[(1, 163115425), (5, 32623085), (11, 14828675), (17, 9595025), (23, 7091975), (25, 6524617), (37, 4408525), (41, 3978425), (55, 2965735), (85, 1919005), (115, 1418395), (185, 881705), (187, 872275), (205, 795685), (253, 644725), (275, 593147), (391, 417175), (407, 400775), (425, 383801), (451, 361675), (575, 283679), (629, 259325), (697, 234025), (851, 191675), (925, 176341), (935, 174455), (943, 172975), (1025, 159137), (1265, 128945), (1517, 107525), (1955, 83435), (2035, 80155), (2255, 72335), (3145, 51865), (3485, 46805), (4255, 38335), (4301, 37925), (4675, 34891), (4715, 34595), (6325, 25789), (6919, 23575), (7585, 21505), (7667, 21275), (9361, 17425), (9775, 16687), (10175, 16031), (10373, 15725), (11275, 14467)]