80935288

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 196416000

約数和(自身を除く): 115480712

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 29, 38, 43, 56, 58, 61, 76, 86, 116, 122, 133, 152, 172, 203, 232, 244, 266, 301, 344, 406, 427, 488, 532, 551, 602, 812, 817, 854, 1064, 1102, 1159, 1204, 1247, 1624, 1634, 1708, 1769, 2204, 2318, 2408, 2494, 2623, 3268, 3416, 3538, 3857, 4408, 4636, 4988, 5246, 5719, 6536, 7076, 7714, 8113, 8729, 9272, 9976, 10492, 11438, 12383, 14152, 15428, 16226, 17458, 18361, 20984, 22876, 23693, 24766, 30856, 32452, 33611, 34916, 36722, 45752, 47386, 49532, 49837, 64904, 67222, 69832, 73444, 76067, 94772, 99064, 99674, 134444, 146888, 152134, 165851, 189544, 199348, 235277, 268888, 304268, 331702, 348859, 398696, 470554, 532469, 608536, 663404, 697718, 941108, 1064938, 1326808, 1395436, 1445273, 1882216, 2129876, 2790872, 2890546, 4259752, 5781092, 10116911, 11562184, 20233822, 40467644, 80935288]

約数ペア:

[(1, 80935288), (2, 40467644), (4, 20233822), (7, 11562184), (8, 10116911), (14, 5781092), (19, 4259752), (28, 2890546), (29, 2790872), (38, 2129876), (43, 1882216), (56, 1445273), (58, 1395436), (61, 1326808), (76, 1064938), (86, 941108), (116, 697718), (122, 663404), (133, 608536), (152, 532469), (172, 470554), (203, 398696), (232, 348859), (244, 331702), (266, 304268), (301, 268888), (344, 235277), (406, 199348), (427, 189544), (488, 165851), (532, 152134), (551, 146888), (602, 134444), (812, 99674), (817, 99064), (854, 94772), (1064, 76067), (1102, 73444), (1159, 69832), (1204, 67222), (1247, 64904), (1624, 49837), (1634, 49532), (1708, 47386), (1769, 45752), (2204, 36722), (2318, 34916), (2408, 33611), (2494, 32452), (2623, 30856), (3268, 24766), (3416, 23693), (3538, 22876), (3857, 20984), (4408, 18361), (4636, 17458), (4988, 16226), (5246, 15428), (5719, 14152), (6536, 12383), (7076, 11438), (7714, 10492), (8113, 9976), (8729, 9272)]