80916668

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{389}}^1$

素因数の和:459

約数の個数: 96

約数和(自身を含む): 188697600

約数和(自身を除く): 107780932

約数列:

[1, 2, 4, 7, 14, 17, 19, 23, 28, 34, 38, 46, 68, 76, 92, 119, 133, 161, 238, 266, 322, 323, 389, 391, 437, 476, 532, 644, 646, 778, 782, 874, 1292, 1556, 1564, 1748, 2261, 2723, 2737, 3059, 4522, 5446, 5474, 6118, 6613, 7391, 7429, 8947, 9044, 10892, 10948, 12236, 13226, 14782, 14858, 17894, 26452, 29564, 29716, 35788, 46291, 51737, 52003, 62629, 92582, 103474, 104006, 125258, 125647, 152099, 169993, 185164, 206948, 208012, 250516, 251294, 304198, 339986, 502588, 608396, 679972, 879529, 1064693, 1189951, 1759058, 2129386, 2379902, 2889881, 3518116, 4258772, 4759804, 5779762, 11559524, 20229167, 40458334, 80916668]

約数ペア:

[(1, 80916668), (2, 40458334), (4, 20229167), (7, 11559524), (14, 5779762), (17, 4759804), (19, 4258772), (23, 3518116), (28, 2889881), (34, 2379902), (38, 2129386), (46, 1759058), (68, 1189951), (76, 1064693), (92, 879529), (119, 679972), (133, 608396), (161, 502588), (238, 339986), (266, 304198), (322, 251294), (323, 250516), (389, 208012), (391, 206948), (437, 185164), (476, 169993), (532, 152099), (644, 125647), (646, 125258), (778, 104006), (782, 103474), (874, 92582), (1292, 62629), (1556, 52003), (1564, 51737), (1748, 46291), (2261, 35788), (2723, 29716), (2737, 29564), (3059, 26452), (4522, 17894), (5446, 14858), (5474, 14782), (6118, 13226), (6613, 12236), (7391, 10948), (7429, 10892), (8947, 9044)]