68871890

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{1193}}^1$

素因数の和:1474

約数の個数: 32

約数和(自身を含む): 129983616

約数和(自身を除く): 61111726

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 251, 502, 1193, 1255, 2386, 2510, 5773, 5965, 11546, 11930, 27439, 28865, 54878, 57730, 137195, 274390, 299443, 598886, 1497215, 2994430, 6887189, 13774378, 34435945, 68871890]

約数ペア:

[(1, 68871890), (2, 34435945), (5, 13774378), (10, 6887189), (23, 2994430), (46, 1497215), (115, 598886), (230, 299443), (251, 274390), (502, 137195), (1193, 57730), (1255, 54878), (2386, 28865), (2510, 27439), (5773, 11930), (5965, 11546)]