80698880

素因数分解:

$2^9\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1087}}^1$

素因数の和:1139

約数の個数: 80

約数和(自身を含む): 200344320

約数和(自身を除く): 119645440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 58, 64, 80, 116, 128, 145, 160, 232, 256, 290, 320, 464, 512, 580, 640, 928, 1087, 1160, 1280, 1856, 2174, 2320, 2560, 3712, 4348, 4640, 5435, 7424, 8696, 9280, 10870, 14848, 17392, 18560, 21740, 31523, 34784, 37120, 43480, 63046, 69568, 74240, 86960, 126092, 139136, 157615, 173920, 252184, 278272, 315230, 347840, 504368, 556544, 630460, 695680, 1008736, 1260920, 1391360, 2017472, 2521840, 2782720, 4034944, 5043680, 8069888, 10087360, 16139776, 20174720, 40349440, 80698880]

約数ペア:

[(1, 80698880), (2, 40349440), (4, 20174720), (5, 16139776), (8, 10087360), (10, 8069888), (16, 5043680), (20, 4034944), (29, 2782720), (32, 2521840), (40, 2017472), (58, 1391360), (64, 1260920), (80, 1008736), (116, 695680), (128, 630460), (145, 556544), (160, 504368), (232, 347840), (256, 315230), (290, 278272), (320, 252184), (464, 173920), (512, 157615), (580, 139136), (640, 126092), (928, 86960), (1087, 74240), (1160, 69568), (1280, 63046), (1856, 43480), (2174, 37120), (2320, 34784), (2560, 31523), (3712, 21740), (4348, 18560), (4640, 17392), (5435, 14848), (7424, 10870), (8696, 9280)]