48781720

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{93811}}^1$

素因数の和:93835

約数の個数: 32

約数和(自身を含む): 118203120

約数和(自身を除く): 69421400

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 93811, 187622, 375244, 469055, 750488, 938110, 1219543, 1876220, 2439086, 3752440, 4878172, 6097715, 9756344, 12195430, 24390860, 48781720]

約数ペア:

[(1, 48781720), (2, 24390860), (4, 12195430), (5, 9756344), (8, 6097715), (10, 4878172), (13, 3752440), (20, 2439086), (26, 1876220), (40, 1219543), (52, 938110), (65, 750488), (104, 469055), (130, 375244), (260, 187622), (520, 93811)]