54497690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{13523}}^1$

素因数の和:13574

約数の個数: 32

約数和(自身を含む): 109057536

約数和(自身を除く): 54559846

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 13523, 27046, 67615, 135230, 175799, 351598, 419213, 838426, 878995, 1757990, 2096065, 4192130, 5449769, 10899538, 27248845, 54497690]

約数ペア:

[(1, 54497690), (2, 27248845), (5, 10899538), (10, 5449769), (13, 4192130), (26, 2096065), (31, 1757990), (62, 878995), (65, 838426), (130, 419213), (155, 351598), (310, 175799), (403, 135230), (806, 67615), (2015, 27046), (4030, 13523)]