61491448

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{449}}^1$

素因数の和:544

約数の個数: 64

約数和(自身を含む): 131220000

約数和(自身を除く): 69728552

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 53, 68, 76, 106, 136, 152, 212, 323, 424, 449, 646, 898, 901, 1007, 1292, 1796, 1802, 2014, 2584, 3592, 3604, 4028, 7208, 7633, 8056, 8531, 15266, 17062, 17119, 23797, 30532, 34124, 34238, 47594, 61064, 68248, 68476, 95188, 136952, 145027, 190376, 290054, 404549, 452143, 580108, 809098, 904286, 1160216, 1618196, 1808572, 3236392, 3617144, 7686431, 15372862, 30745724, 61491448]

約数ペア:

[(1, 61491448), (2, 30745724), (4, 15372862), (8, 7686431), (17, 3617144), (19, 3236392), (34, 1808572), (38, 1618196), (53, 1160216), (68, 904286), (76, 809098), (106, 580108), (136, 452143), (152, 404549), (212, 290054), (323, 190376), (424, 145027), (449, 136952), (646, 95188), (898, 68476), (901, 68248), (1007, 61064), (1292, 47594), (1796, 34238), (1802, 34124), (2014, 30532), (2584, 23797), (3592, 17119), (3604, 17062), (4028, 15266), (7208, 8531), (7633, 8056)]