78428168

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^2\times {\mathrm{8287}}^1$

素因数の和:8326

約数の個数: 48

約数和(自身を含む): 182004480

約数和(自身を除く): 103576312

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 169, 182, 338, 364, 676, 728, 1183, 1352, 2366, 4732, 8287, 9464, 16574, 33148, 58009, 66296, 107731, 116018, 215462, 232036, 430924, 464072, 754117, 861848, 1400503, 1508234, 2801006, 3016468, 5602012, 6032936, 9803521, 11204024, 19607042, 39214084, 78428168]

約数ペア:

[(1, 78428168), (2, 39214084), (4, 19607042), (7, 11204024), (8, 9803521), (13, 6032936), (14, 5602012), (26, 3016468), (28, 2801006), (52, 1508234), (56, 1400503), (91, 861848), (104, 754117), (169, 464072), (182, 430924), (338, 232036), (364, 215462), (676, 116018), (728, 107731), (1183, 66296), (1352, 58009), (2366, 33148), (4732, 16574), (8287, 9464)]