81814684

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5303}}^1$

素因数の和:5362

約数の個数: 48

約数和(自身を含む): 178214400

約数和(自身を除く): 96399716

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 406, 532, 551, 812, 1102, 2204, 3857, 5303, 7714, 10606, 15428, 21212, 37121, 74242, 100757, 148484, 153787, 201514, 307574, 403028, 615148, 705299, 1076509, 1410598, 2153018, 2821196, 2921953, 4306036, 5843906, 11687812, 20453671, 40907342, 81814684]

約数ペア:

[(1, 81814684), (2, 40907342), (4, 20453671), (7, 11687812), (14, 5843906), (19, 4306036), (28, 2921953), (29, 2821196), (38, 2153018), (58, 1410598), (76, 1076509), (116, 705299), (133, 615148), (203, 403028), (266, 307574), (406, 201514), (532, 153787), (551, 148484), (812, 100757), (1102, 74242), (2204, 37121), (3857, 21212), (5303, 15428), (7714, 10606)]