91383760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87869}}^1$

素因数の和:87895

約数の個数: 40

約数和(自身を含む): 228813480

約数和(自身を除く): 137429720

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 87869, 175738, 351476, 439345, 702952, 878690, 1142297, 1405904, 1757380, 2284594, 3514760, 4569188, 5711485, 7029520, 9138376, 11422970, 18276752, 22845940, 45691880, 91383760]

約数ペア:

[(1, 91383760), (2, 45691880), (4, 22845940), (5, 18276752), (8, 11422970), (10, 9138376), (13, 7029520), (16, 5711485), (20, 4569188), (26, 3514760), (40, 2284594), (52, 1757380), (65, 1405904), (80, 1142297), (104, 878690), (130, 702952), (208, 439345), (260, 351476), (520, 175738), (1040, 87869)]