129021530

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{4673}}^1$

素因数の和:4942

約数の個数: 32

約数和(自身を含む): 254415168

約数和(自身を除く): 125393638

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 251, 502, 1255, 2510, 2761, 4673, 5522, 9346, 13805, 23365, 27610, 46730, 51403, 102806, 257015, 514030, 1172923, 2345846, 5864615, 11729230, 12902153, 25804306, 64510765, 129021530]

約数ペア:

[(1, 129021530), (2, 64510765), (5, 25804306), (10, 12902153), (11, 11729230), (22, 5864615), (55, 2345846), (110, 1172923), (251, 514030), (502, 257015), (1255, 102806), (2510, 51403), (2761, 46730), (4673, 27610), (5522, 23365), (9346, 13805)]