262609759760

素因数分解:

$2^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{9917287}}^1$

素因数の和:9917631

約数の個数: 40

約数和(自身を含む): 612412368576

約数和(自身を除く): 349802608816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 13240, 26480, 9917287, 19834574, 39669148, 49586435, 79338296, 99172870, 158676592, 198345740, 396691480, 793382960, 3282621997, 6565243994, 13130487988, 16413109985, 26260975976, 32826219970, 52521951952, 65652439940, 131304879880, 262609759760]

約数ペア:

[(1, 262609759760), (2, 131304879880), (4, 65652439940), (5, 52521951952), (8, 32826219970), (10, 26260975976), (16, 16413109985), (20, 13130487988), (40, 6565243994), (80, 3282621997), (331, 793382960), (662, 396691480), (1324, 198345740), (1655, 158676592), (2648, 99172870), (3310, 79338296), (5296, 49586435), (6620, 39669148), (13240, 19834574), (26480, 9917287)]