51507690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{132071}}^1$

素因数の和:132094

約数の個数: 32

約数和(自身を含む): 133128576

約数和(自身を除く): 81620886

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 132071, 264142, 396213, 660355, 792426, 1320710, 1716923, 1981065, 3433846, 3962130, 5150769, 8584615, 10301538, 17169230, 25753845, 51507690]

約数ペア:

[(1, 51507690), (2, 25753845), (3, 17169230), (5, 10301538), (6, 8584615), (10, 5150769), (13, 3962130), (15, 3433846), (26, 1981065), (30, 1716923), (39, 1320710), (65, 792426), (78, 660355), (130, 396213), (195, 264142), (390, 132071)]