87054760

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167413}}^1$

素因数の和:167437

約数の個数: 32

約数和(自身を含む): 210941640

約数和(自身を除く): 123886880

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 167413, 334826, 669652, 837065, 1339304, 1674130, 2176369, 3348260, 4352738, 6696520, 8705476, 10881845, 17410952, 21763690, 43527380, 87054760]

約数ペア:

[(1, 87054760), (2, 43527380), (4, 21763690), (5, 17410952), (8, 10881845), (10, 8705476), (13, 6696520), (20, 4352738), (26, 3348260), (40, 2176369), (52, 1674130), (65, 1339304), (104, 837065), (130, 669652), (260, 334826), (520, 167413)]