54995720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{105761}}^1$

素因数の和:105785

約数の個数: 32

約数和(自身を含む): 133260120

約数和(自身を除く): 78264400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 105761, 211522, 423044, 528805, 846088, 1057610, 1374893, 2115220, 2749786, 4230440, 5499572, 6874465, 10999144, 13748930, 27497860, 54995720]

約数ペア:

[(1, 54995720), (2, 27497860), (4, 13748930), (5, 10999144), (8, 6874465), (10, 5499572), (13, 4230440), (20, 2749786), (26, 2115220), (40, 1374893), (52, 1057610), (65, 846088), (104, 528805), (130, 423044), (260, 211522), (520, 105761)]