78902425

素因数分解:

$5^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:298

約数の個数: 48

約数和(自身を含む): 116992512

約数和(自身を除く): 38090087

約数列:

[1, 5, 7, 25, 35, 47, 53, 175, 181, 235, 265, 329, 371, 905, 1175, 1267, 1325, 1645, 1855, 2491, 4525, 6335, 8225, 8507, 9275, 9593, 12455, 17437, 31675, 42535, 47965, 59549, 62275, 67151, 87185, 212675, 239825, 297745, 335755, 435925, 450871, 1488725, 1678775, 2254355, 3156097, 11271775, 15780485, 78902425]

約数ペア:

[(1, 78902425), (5, 15780485), (7, 11271775), (25, 3156097), (35, 2254355), (47, 1678775), (53, 1488725), (175, 450871), (181, 435925), (235, 335755), (265, 297745), (329, 239825), (371, 212675), (905, 87185), (1175, 67151), (1267, 62275), (1325, 59549), (1645, 47965), (1855, 42535), (2491, 31675), (4525, 17437), (6335, 12455), (8225, 9593), (8507, 9275)]