27770690

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:227

約数の個数: 64

約数和(自身を含む): 56453760

約数和(自身を除く): 28683070

約数列:

[1, 2, 5, 10, 17, 29, 34, 43, 58, 85, 86, 131, 145, 170, 215, 262, 290, 430, 493, 655, 731, 986, 1247, 1310, 1462, 2227, 2465, 2494, 3655, 3799, 4454, 4930, 5633, 6235, 7310, 7598, 11135, 11266, 12470, 18995, 21199, 22270, 28165, 37990, 42398, 56330, 64583, 95761, 105995, 129166, 163357, 191522, 211990, 322915, 326714, 478805, 645830, 816785, 957610, 1633570, 2777069, 5554138, 13885345, 27770690]

約数ペア:

[(1, 27770690), (2, 13885345), (5, 5554138), (10, 2777069), (17, 1633570), (29, 957610), (34, 816785), (43, 645830), (58, 478805), (85, 326714), (86, 322915), (131, 211990), (145, 191522), (170, 163357), (215, 129166), (262, 105995), (290, 95761), (430, 64583), (493, 56330), (655, 42398), (731, 37990), (986, 28165), (1247, 22270), (1310, 21199), (1462, 18995), (2227, 12470), (2465, 11266), (2494, 11135), (3655, 7598), (3799, 7310), (4454, 6235), (4930, 5633)]