29110000

素因数分解:

$2^4\times 5^4\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 100

約数和(自身を含む): 73214064

約数和(自身を除く): 44104064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 41, 50, 71, 80, 82, 100, 125, 142, 164, 200, 205, 250, 284, 328, 355, 400, 410, 500, 568, 625, 656, 710, 820, 1000, 1025, 1136, 1250, 1420, 1640, 1775, 2000, 2050, 2500, 2840, 2911, 3280, 3550, 4100, 5000, 5125, 5680, 5822, 7100, 8200, 8875, 10000, 10250, 11644, 14200, 14555, 16400, 17750, 20500, 23288, 25625, 28400, 29110, 35500, 41000, 44375, 46576, 51250, 58220, 71000, 72775, 82000, 88750, 102500, 116440, 142000, 145550, 177500, 205000, 232880, 291100, 355000, 363875, 410000, 582200, 710000, 727750, 1164400, 1455500, 1819375, 2911000, 3638750, 5822000, 7277500, 14555000, 29110000]

約数ペア:

[(1, 29110000), (2, 14555000), (4, 7277500), (5, 5822000), (8, 3638750), (10, 2911000), (16, 1819375), (20, 1455500), (25, 1164400), (40, 727750), (41, 710000), (50, 582200), (71, 410000), (80, 363875), (82, 355000), (100, 291100), (125, 232880), (142, 205000), (164, 177500), (200, 145550), (205, 142000), (250, 116440), (284, 102500), (328, 88750), (355, 82000), (400, 72775), (410, 71000), (500, 58220), (568, 51250), (625, 46576), (656, 44375), (710, 41000), (820, 35500), (1000, 29110), (1025, 28400), (1136, 25625), (1250, 23288), (1420, 20500), (1640, 17750), (1775, 16400), (2000, 14555), (2050, 14200), (2500, 11644), (2840, 10250), (2911, 10000), (3280, 8875), (3550, 8200), (4100, 7100), (5000, 5822), (5125, 5680)]