28282250

素因数分解:

$2^1\times 5^3\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:176

約数の個数: 64

約数和(自身を含む): 56609280

約数和(自身を除く): 28327030

約数列:

[1, 2, 5, 10, 25, 29, 47, 50, 58, 83, 94, 125, 145, 166, 235, 250, 290, 415, 470, 725, 830, 1175, 1363, 1450, 2075, 2350, 2407, 2726, 3625, 3901, 4150, 4814, 5875, 6815, 7250, 7802, 10375, 11750, 12035, 13630, 19505, 20750, 24070, 34075, 39010, 60175, 68150, 97525, 113129, 120350, 170375, 195050, 226258, 300875, 340750, 487625, 565645, 601750, 975250, 1131290, 2828225, 5656450, 14141125, 28282250]

約数ペア:

[(1, 28282250), (2, 14141125), (5, 5656450), (10, 2828225), (25, 1131290), (29, 975250), (47, 601750), (50, 565645), (58, 487625), (83, 340750), (94, 300875), (125, 226258), (145, 195050), (166, 170375), (235, 120350), (250, 113129), (290, 97525), (415, 68150), (470, 60175), (725, 39010), (830, 34075), (1175, 24070), (1363, 20750), (1450, 19505), (2075, 13630), (2350, 12035), (2407, 11750), (2726, 10375), (3625, 7802), (3901, 7250), (4150, 6815), (4814, 5875)]