30741865

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:119

約数の個数: 72

約数和(自身を含む): 50762376

約数和(自身を除く): 20020511

約数列:

[1, 5, 7, 11, 17, 35, 49, 55, 61, 77, 85, 119, 121, 187, 245, 305, 385, 427, 539, 595, 605, 671, 833, 847, 935, 1037, 1309, 2057, 2135, 2695, 2989, 3355, 4165, 4235, 4697, 5185, 5929, 6545, 7259, 7381, 9163, 10285, 11407, 14399, 14945, 23485, 29645, 32879, 36295, 36905, 45815, 50813, 51667, 57035, 71995, 79849, 100793, 125477, 164395, 254065, 258335, 361669, 399245, 503965, 558943, 627385, 878339, 1808345, 2794715, 4391695, 6148373, 30741865]

約数ペア:

[(1, 30741865), (5, 6148373), (7, 4391695), (11, 2794715), (17, 1808345), (35, 878339), (49, 627385), (55, 558943), (61, 503965), (77, 399245), (85, 361669), (119, 258335), (121, 254065), (187, 164395), (245, 125477), (305, 100793), (385, 79849), (427, 71995), (539, 57035), (595, 51667), (605, 50813), (671, 45815), (833, 36905), (847, 36295), (935, 32879), (1037, 29645), (1309, 23485), (2057, 14945), (2135, 14399), (2695, 11407), (2989, 10285), (3355, 9163), (4165, 7381), (4235, 7259), (4697, 6545), (5185, 5929)]