1905180752

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1621}}^1$

素因数の和:1824

約数の個数: 80

約数和(自身を含む): 4072842000

約数和(自身を除く): 2167661248

約数列:

[1, 2, 4, 8, 16, 17, 29, 34, 58, 68, 116, 136, 149, 232, 272, 298, 464, 493, 596, 986, 1192, 1621, 1972, 2384, 2533, 3242, 3944, 4321, 5066, 6484, 7888, 8642, 10132, 12968, 17284, 20264, 25936, 27557, 34568, 40528, 47009, 55114, 69136, 73457, 94018, 110228, 146914, 188036, 220456, 241529, 293828, 376072, 440912, 483058, 587656, 752144, 799153, 966116, 1175312, 1598306, 1932232, 3196612, 3864464, 4105993, 6393224, 7004341, 8211986, 12786448, 14008682, 16423972, 28017364, 32847944, 56034728, 65695888, 112069456, 119073797, 238147594, 476295188, 952590376, 1905180752]

約数ペア:

[(1, 1905180752), (2, 952590376), (4, 476295188), (8, 238147594), (16, 119073797), (17, 112069456), (29, 65695888), (34, 56034728), (58, 32847944), (68, 28017364), (116, 16423972), (136, 14008682), (149, 12786448), (232, 8211986), (272, 7004341), (298, 6393224), (464, 4105993), (493, 3864464), (596, 3196612), (986, 1932232), (1192, 1598306), (1621, 1175312), (1972, 966116), (2384, 799153), (2533, 752144), (3242, 587656), (3944, 483058), (4321, 440912), (5066, 376072), (6484, 293828), (7888, 241529), (8642, 220456), (10132, 188036), (12968, 146914), (17284, 110228), (20264, 94018), (25936, 73457), (27557, 69136), (34568, 55114), (40528, 47009)]