18154000

素因数分解:

$2^4\times 5^3\times {\mathrm{29}}^1\times {\mathrm{313}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 45555120

約数和(自身を除く): 27401120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 29, 40, 50, 58, 80, 100, 116, 125, 145, 200, 232, 250, 290, 313, 400, 464, 500, 580, 626, 725, 1000, 1160, 1252, 1450, 1565, 2000, 2320, 2504, 2900, 3130, 3625, 5008, 5800, 6260, 7250, 7825, 9077, 11600, 12520, 14500, 15650, 18154, 25040, 29000, 31300, 36308, 39125, 45385, 58000, 62600, 72616, 78250, 90770, 125200, 145232, 156500, 181540, 226925, 313000, 363080, 453850, 626000, 726160, 907700, 1134625, 1815400, 2269250, 3630800, 4538500, 9077000, 18154000]

約数ペア:

[(1, 18154000), (2, 9077000), (4, 4538500), (5, 3630800), (8, 2269250), (10, 1815400), (16, 1134625), (20, 907700), (25, 726160), (29, 626000), (40, 453850), (50, 363080), (58, 313000), (80, 226925), (100, 181540), (116, 156500), (125, 145232), (145, 125200), (200, 90770), (232, 78250), (250, 72616), (290, 62600), (313, 58000), (400, 45385), (464, 39125), (500, 36308), (580, 31300), (626, 29000), (725, 25040), (1000, 18154), (1160, 15650), (1252, 14500), (1450, 12520), (1565, 11600), (2000, 9077), (2320, 7825), (2504, 7250), (2900, 6260), (3130, 5800), (3625, 5008)]