129427424

素因数分解:

$2^5\times 7^2\times {\mathrm{197}}^1\times {\mathrm{419}}^1$

素因数の和:640

約数の個数: 72

約数和(自身を含む): 298627560

約数和(自身を除く): 169200136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 197, 224, 392, 394, 419, 784, 788, 838, 1379, 1568, 1576, 1676, 2758, 2933, 3152, 3352, 5516, 5866, 6304, 6704, 9653, 11032, 11732, 13408, 19306, 20531, 22064, 23464, 38612, 41062, 44128, 46928, 77224, 82124, 82543, 93856, 154448, 164248, 165086, 308896, 328496, 330172, 577801, 656992, 660344, 1155602, 1320688, 2311204, 2641376, 4044607, 4622408, 8089214, 9244816, 16178428, 18489632, 32356856, 64713712, 129427424]

約数ペア:

[(1, 129427424), (2, 64713712), (4, 32356856), (7, 18489632), (8, 16178428), (14, 9244816), (16, 8089214), (28, 4622408), (32, 4044607), (49, 2641376), (56, 2311204), (98, 1320688), (112, 1155602), (196, 660344), (197, 656992), (224, 577801), (392, 330172), (394, 328496), (419, 308896), (784, 165086), (788, 164248), (838, 154448), (1379, 93856), (1568, 82543), (1576, 82124), (1676, 77224), (2758, 46928), (2933, 44128), (3152, 41062), (3352, 38612), (5516, 23464), (5866, 22064), (6304, 20531), (6704, 19306), (9653, 13408), (11032, 11732)]