89153720

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1021}}^1$

素因数の和:1128

約数の個数: 64

約数和(自身を含む): 209714400

約数和(自身を除く): 120560680

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 59, 74, 118, 148, 185, 236, 295, 296, 370, 472, 590, 740, 1021, 1180, 1480, 2042, 2183, 2360, 4084, 4366, 5105, 8168, 8732, 10210, 10915, 17464, 20420, 21830, 37777, 40840, 43660, 60239, 75554, 87320, 120478, 151108, 188885, 240956, 301195, 302216, 377770, 481912, 602390, 755540, 1204780, 1511080, 2228843, 2409560, 4457686, 8915372, 11144215, 17830744, 22288430, 44576860, 89153720]

約数ペア:

[(1, 89153720), (2, 44576860), (4, 22288430), (5, 17830744), (8, 11144215), (10, 8915372), (20, 4457686), (37, 2409560), (40, 2228843), (59, 1511080), (74, 1204780), (118, 755540), (148, 602390), (185, 481912), (236, 377770), (295, 302216), (296, 301195), (370, 240956), (472, 188885), (590, 151108), (740, 120478), (1021, 87320), (1180, 75554), (1480, 60239), (2042, 43660), (2183, 40840), (2360, 37777), (4084, 21830), (4366, 20420), (5105, 17464), (8168, 10915), (8732, 10210)]