80900960

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{607}}^1$

素因数の和:653

約数の個数: 144

約数和(自身を含む): 235799424

約数和(自身を除く): 154898464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 340, 392, 476, 490, 544, 560, 595, 607, 680, 784, 833, 952, 980, 1120, 1190, 1214, 1360, 1568, 1666, 1904, 1960, 2380, 2428, 2720, 3035, 3332, 3808, 3920, 4165, 4249, 4760, 4856, 6070, 6664, 7840, 8330, 8498, 9520, 9712, 10319, 12140, 13328, 16660, 16996, 19040, 19424, 20638, 21245, 24280, 26656, 29743, 33320, 33992, 41276, 42490, 48560, 51595, 59486, 66640, 67984, 72233, 82552, 84980, 97120, 103190, 118972, 133280, 135968, 144466, 148715, 165104, 169960, 206380, 237944, 288932, 297430, 330208, 339920, 361165, 412760, 475888, 505631, 577864, 594860, 679840, 722330, 825520, 951776, 1011262, 1155728, 1189720, 1444660, 1651040, 2022524, 2311456, 2379440, 2528155, 2889320, 4045048, 4758880, 5056310, 5778640, 8090096, 10112620, 11557280, 16180192, 20225240, 40450480, 80900960]

約数ペア:

[(1, 80900960), (2, 40450480), (4, 20225240), (5, 16180192), (7, 11557280), (8, 10112620), (10, 8090096), (14, 5778640), (16, 5056310), (17, 4758880), (20, 4045048), (28, 2889320), (32, 2528155), (34, 2379440), (35, 2311456), (40, 2022524), (49, 1651040), (56, 1444660), (68, 1189720), (70, 1155728), (80, 1011262), (85, 951776), (98, 825520), (112, 722330), (119, 679840), (136, 594860), (140, 577864), (160, 505631), (170, 475888), (196, 412760), (224, 361165), (238, 339920), (245, 330208), (272, 297430), (280, 288932), (340, 237944), (392, 206380), (476, 169960), (490, 165104), (544, 148715), (560, 144466), (595, 135968), (607, 133280), (680, 118972), (784, 103190), (833, 97120), (952, 84980), (980, 82552), (1120, 72233), (1190, 67984), (1214, 66640), (1360, 59486), (1568, 51595), (1666, 48560), (1904, 42490), (1960, 41276), (2380, 33992), (2428, 33320), (2720, 29743), (3035, 26656), (3332, 24280), (3808, 21245), (3920, 20638), (4165, 19424), (4249, 19040), (4760, 16996), (4856, 16660), (6070, 13328), (6664, 12140), (7840, 10319), (8330, 9712), (8498, 9520)]