51101180

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{196543}}^1$

素因数の和:196565

約数の個数: 24

約数和(自身を含む): 115567872

約数和(自身を除く): 64466692

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 196543, 393086, 786172, 982715, 1965430, 2555059, 3930860, 5110118, 10220236, 12775295, 25550590, 51101180]

約数ペア:

[(1, 51101180), (2, 25550590), (4, 12775295), (5, 10220236), (10, 5110118), (13, 3930860), (20, 2555059), (26, 1965430), (52, 982715), (65, 786172), (130, 393086), (260, 196543)]