53645440

素因数分解:

$2^7\times 5^1\times {\mathrm{109}}^1\times {\mathrm{769}}^1$

素因数の和:897

約数の個数: 64

約数和(自身を含む): 129591000

約数和(自身を除く): 75945560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 320, 436, 545, 640, 769, 872, 1090, 1538, 1744, 2180, 3076, 3488, 3845, 4360, 6152, 6976, 7690, 8720, 12304, 13952, 15380, 17440, 24608, 30760, 34880, 49216, 61520, 69760, 83821, 98432, 123040, 167642, 246080, 335284, 419105, 492160, 670568, 838210, 1341136, 1676420, 2682272, 3352840, 5364544, 6705680, 10729088, 13411360, 26822720, 53645440]

約数ペア:

[(1, 53645440), (2, 26822720), (4, 13411360), (5, 10729088), (8, 6705680), (10, 5364544), (16, 3352840), (20, 2682272), (32, 1676420), (40, 1341136), (64, 838210), (80, 670568), (109, 492160), (128, 419105), (160, 335284), (218, 246080), (320, 167642), (436, 123040), (545, 98432), (640, 83821), (769, 69760), (872, 61520), (1090, 49216), (1538, 34880), (1744, 30760), (2180, 24608), (3076, 17440), (3488, 15380), (3845, 13952), (4360, 12304), (6152, 8720), (6976, 7690)]