72693208

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 89047592

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 71, 94, 142, 188, 284, 329, 376, 389, 497, 568, 658, 778, 994, 1316, 1556, 1988, 2632, 2723, 3112, 3337, 3976, 5446, 6674, 10892, 13348, 18283, 21784, 23359, 26696, 27619, 36566, 46718, 55238, 73132, 93436, 110476, 127981, 146264, 186872, 193333, 220952, 255962, 386666, 511924, 773332, 1023848, 1298093, 1546664, 2596186, 5192372, 9086651, 10384744, 18173302, 36346604, 72693208]

約数ペア:

[(1, 72693208), (2, 36346604), (4, 18173302), (7, 10384744), (8, 9086651), (14, 5192372), (28, 2596186), (47, 1546664), (56, 1298093), (71, 1023848), (94, 773332), (142, 511924), (188, 386666), (284, 255962), (329, 220952), (376, 193333), (389, 186872), (497, 146264), (568, 127981), (658, 110476), (778, 93436), (994, 73132), (1316, 55238), (1556, 46718), (1988, 36566), (2632, 27619), (2723, 26696), (3112, 23359), (3337, 21784), (3976, 18283), (5446, 13348), (6674, 10892)]