82657904

素因数分解:

$2^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 203558400

約数和(自身を除く): 120900496

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 31, 38, 49, 56, 62, 76, 98, 112, 124, 133, 152, 179, 196, 217, 248, 266, 304, 358, 392, 434, 496, 532, 589, 716, 784, 868, 931, 1064, 1178, 1253, 1432, 1519, 1736, 1862, 2128, 2356, 2506, 2864, 3038, 3401, 3472, 3724, 4123, 4712, 5012, 5549, 6076, 6802, 7448, 8246, 8771, 9424, 10024, 11098, 12152, 13604, 14896, 16492, 17542, 20048, 22196, 23807, 24304, 27208, 28861, 32984, 35084, 38843, 44392, 47614, 54416, 57722, 65968, 70168, 77686, 88784, 95228, 105431, 115444, 140336, 155372, 166649, 190456, 210862, 230888, 271901, 310744, 333298, 380912, 421724, 461776, 543802, 621488, 666596, 738017, 843448, 1087604, 1333192, 1476034, 1686896, 2175208, 2666384, 2952068, 4350416, 5166119, 5904136, 10332238, 11808272, 20664476, 41328952, 82657904]

約数ペア:

[(1, 82657904), (2, 41328952), (4, 20664476), (7, 11808272), (8, 10332238), (14, 5904136), (16, 5166119), (19, 4350416), (28, 2952068), (31, 2666384), (38, 2175208), (49, 1686896), (56, 1476034), (62, 1333192), (76, 1087604), (98, 843448), (112, 738017), (124, 666596), (133, 621488), (152, 543802), (179, 461776), (196, 421724), (217, 380912), (248, 333298), (266, 310744), (304, 271901), (358, 230888), (392, 210862), (434, 190456), (496, 166649), (532, 155372), (589, 140336), (716, 115444), (784, 105431), (868, 95228), (931, 88784), (1064, 77686), (1178, 70168), (1253, 65968), (1432, 57722), (1519, 54416), (1736, 47614), (1862, 44392), (2128, 38843), (2356, 35084), (2506, 32984), (2864, 28861), (3038, 27208), (3401, 24304), (3472, 23807), (3724, 22196), (4123, 20048), (4712, 17542), (5012, 16492), (5549, 14896), (6076, 13604), (6802, 12152), (7448, 11098), (8246, 10024), (8771, 9424)]