51090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:154

約数の個数: 32

約数和(自身を含む): 133056

約数和(自身を除く): 81966

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 131, 195, 262, 390, 393, 655, 786, 1310, 1703, 1965, 3406, 3930, 5109, 8515, 10218, 17030, 25545, 51090]

約数ペア:

[(1, 51090), (2, 25545), (3, 17030), (5, 10218), (6, 8515), (10, 5109), (13, 3930), (15, 3406), (26, 1965), (30, 1703), (39, 1310), (65, 786), (78, 655), (130, 393), (131, 390), (195, 262)]