85915520

素因数分解:

$2^7\times 5^1\times {\mathrm{134243}}^1$

素因数の和:134262

約数の個数: 32

約数和(自身を含む): 205393320

約数和(自身を除く): 119477800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 134243, 268486, 536972, 671215, 1073944, 1342430, 2147888, 2684860, 4295776, 5369720, 8591552, 10739440, 17183104, 21478880, 42957760, 85915520]

約数ペア:

[(1, 85915520), (2, 42957760), (4, 21478880), (5, 17183104), (8, 10739440), (10, 8591552), (16, 5369720), (20, 4295776), (32, 2684860), (40, 2147888), (64, 1342430), (80, 1073944), (128, 671215), (160, 536972), (320, 268486), (640, 134243)]