85735960

素因数分解:

$2^3\times 5^1\times {\mathrm{509}}^1\times {\mathrm{4211}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 193330800

約数和(自身を除く): 107594840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 509, 1018, 2036, 2545, 4072, 4211, 5090, 8422, 10180, 16844, 20360, 21055, 33688, 42110, 84220, 168440, 2143399, 4286798, 8573596, 10716995, 17147192, 21433990, 42867980, 85735960]

約数ペア:

[(1, 85735960), (2, 42867980), (4, 21433990), (5, 17147192), (8, 10716995), (10, 8573596), (20, 4286798), (40, 2143399), (509, 168440), (1018, 84220), (2036, 42110), (2545, 33688), (4072, 21055), (4211, 20360), (5090, 16844), (8422, 10180)]