90693760

素因数分解:

$2^7\times 5^1\times {\mathrm{141709}}^1$

素因数の和:141728

約数の個数: 32

約数和(自身を含む): 216816300

約数和(自身を除く): 126122540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 141709, 283418, 566836, 708545, 1133672, 1417090, 2267344, 2834180, 4534688, 5668360, 9069376, 11336720, 18138752, 22673440, 45346880, 90693760]

約数ペア:

[(1, 90693760), (2, 45346880), (4, 22673440), (5, 18138752), (8, 11336720), (10, 9069376), (16, 5668360), (20, 4534688), (32, 2834180), (40, 2267344), (64, 1417090), (80, 1133672), (128, 708545), (160, 566836), (320, 283418), (640, 141709)]