80778829852

素因数分解:

$2^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{227}}^1\times {\mathrm{17627}}^1$

素因数の和:17975

約数の個数: 72

約数和(自身を含む): 166780059264

約数和(自身を除く): 86001229412

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 103, 196, 206, 227, 412, 454, 721, 908, 1442, 1589, 2884, 3178, 5047, 6356, 10094, 11123, 17627, 20188, 22246, 23381, 35254, 44492, 46762, 70508, 93524, 123389, 163667, 246778, 327334, 493556, 654668, 863723, 1145669, 1727446, 1815581, 2291338, 3454892, 3631162, 4001329, 4582676, 7262324, 8002658, 12709067, 16005316, 25418134, 28009303, 50836268, 56018606, 88963469, 112037212, 177926938, 196065121, 355853876, 392130242, 412136887, 784260484, 824273774, 1648547548, 2884958209, 5769916418, 11539832836, 20194707463, 40389414926, 80778829852]

約数ペア:

[(1, 80778829852), (2, 40389414926), (4, 20194707463), (7, 11539832836), (14, 5769916418), (28, 2884958209), (49, 1648547548), (98, 824273774), (103, 784260484), (196, 412136887), (206, 392130242), (227, 355853876), (412, 196065121), (454, 177926938), (721, 112037212), (908, 88963469), (1442, 56018606), (1589, 50836268), (2884, 28009303), (3178, 25418134), (5047, 16005316), (6356, 12709067), (10094, 8002658), (11123, 7262324), (17627, 4582676), (20188, 4001329), (22246, 3631162), (23381, 3454892), (35254, 2291338), (44492, 1815581), (46762, 1727446), (70508, 1145669), (93524, 863723), (123389, 654668), (163667, 493556), (246778, 327334)]