82905280

素因数分解:

$2^6\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:218

約数の個数: 112

約数和(自身を含む): 207385920

約数和(自身を除く): 124480640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 71, 80, 82, 89, 142, 160, 164, 178, 205, 284, 320, 328, 355, 356, 410, 445, 568, 656, 710, 712, 820, 890, 1136, 1312, 1420, 1424, 1640, 1780, 2272, 2624, 2840, 2848, 2911, 3280, 3560, 3649, 4544, 5680, 5696, 5822, 6319, 6560, 7120, 7298, 11360, 11644, 12638, 13120, 14240, 14555, 14596, 18245, 22720, 23288, 25276, 28480, 29110, 29192, 31595, 36490, 46576, 50552, 58220, 58384, 63190, 72980, 93152, 101104, 116440, 116768, 126380, 145960, 186304, 202208, 232880, 233536, 252760, 259079, 291920, 404416, 465760, 505520, 518158, 583840, 931520, 1011040, 1036316, 1167680, 1295395, 2022080, 2072632, 2590790, 4145264, 5181580, 8290528, 10363160, 16581056, 20726320, 41452640, 82905280]

約数ペア:

[(1, 82905280), (2, 41452640), (4, 20726320), (5, 16581056), (8, 10363160), (10, 8290528), (16, 5181580), (20, 4145264), (32, 2590790), (40, 2072632), (41, 2022080), (64, 1295395), (71, 1167680), (80, 1036316), (82, 1011040), (89, 931520), (142, 583840), (160, 518158), (164, 505520), (178, 465760), (205, 404416), (284, 291920), (320, 259079), (328, 252760), (355, 233536), (356, 232880), (410, 202208), (445, 186304), (568, 145960), (656, 126380), (710, 116768), (712, 116440), (820, 101104), (890, 93152), (1136, 72980), (1312, 63190), (1420, 58384), (1424, 58220), (1640, 50552), (1780, 46576), (2272, 36490), (2624, 31595), (2840, 29192), (2848, 29110), (2911, 28480), (3280, 25276), (3560, 23288), (3649, 22720), (4544, 18245), (5680, 14596), (5696, 14555), (5822, 14240), (6319, 13120), (6560, 12638), (7120, 11644), (7298, 11360)]