63891880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{122869}}^1$

素因数の和:122893

約数の個数: 32

約数和(自身を含む): 154816200

約数和(自身を除く): 90924320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 122869, 245738, 491476, 614345, 982952, 1228690, 1597297, 2457380, 3194594, 4914760, 6389188, 7986485, 12778376, 15972970, 31945940, 63891880]

約数ペア:

[(1, 63891880), (2, 31945940), (4, 15972970), (5, 12778376), (8, 7986485), (10, 6389188), (13, 4914760), (20, 3194594), (26, 2457380), (40, 1597297), (52, 1228690), (65, 982952), (104, 614345), (130, 491476), (260, 245738), (520, 122869)]