20232580000

素因数分解:

$2^5\times 5^4\times {\mathrm{109}}^1\times {\mathrm{9281}}^1$

素因数の和:9420

約数の個数: 120

約数和(自身を含む): 50237247060

約数和(自身を除く): 30004667060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 109, 125, 160, 200, 218, 250, 400, 436, 500, 545, 625, 800, 872, 1000, 1090, 1250, 1744, 2000, 2180, 2500, 2725, 3488, 4000, 4360, 5000, 5450, 8720, 9281, 10000, 10900, 13625, 17440, 18562, 20000, 21800, 27250, 37124, 43600, 46405, 54500, 68125, 74248, 87200, 92810, 109000, 136250, 148496, 185620, 218000, 232025, 272500, 296992, 371240, 436000, 464050, 545000, 742480, 928100, 1011629, 1090000, 1160125, 1484960, 1856200, 2023258, 2180000, 2320250, 3712400, 4046516, 4640500, 5058145, 5800625, 7424800, 8093032, 9281000, 10116290, 11601250, 16186064, 18562000, 20232580, 23202500, 25290725, 32372128, 37124000, 40465160, 46405000, 50581450, 80930320, 92810000, 101162900, 126453625, 161860640, 185620000, 202325800, 252907250, 404651600, 505814500, 632268125, 809303200, 1011629000, 1264536250, 2023258000, 2529072500, 4046516000, 5058145000, 10116290000, 20232580000]

約数ペア:

[(1, 20232580000), (2, 10116290000), (4, 5058145000), (5, 4046516000), (8, 2529072500), (10, 2023258000), (16, 1264536250), (20, 1011629000), (25, 809303200), (32, 632268125), (40, 505814500), (50, 404651600), (80, 252907250), (100, 202325800), (109, 185620000), (125, 161860640), (160, 126453625), (200, 101162900), (218, 92810000), (250, 80930320), (400, 50581450), (436, 46405000), (500, 40465160), (545, 37124000), (625, 32372128), (800, 25290725), (872, 23202500), (1000, 20232580), (1090, 18562000), (1250, 16186064), (1744, 11601250), (2000, 10116290), (2180, 9281000), (2500, 8093032), (2725, 7424800), (3488, 5800625), (4000, 5058145), (4360, 4640500), (5000, 4046516), (5450, 3712400), (8720, 2320250), (9281, 2180000), (10000, 2023258), (10900, 1856200), (13625, 1484960), (17440, 1160125), (18562, 1090000), (20000, 1011629), (21800, 928100), (27250, 742480), (37124, 545000), (43600, 464050), (46405, 436000), (54500, 371240), (68125, 296992), (74248, 272500), (87200, 232025), (92810, 218000), (109000, 185620), (136250, 148496)]