268521760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{129097}}^1$

素因数の和:129125

約数の個数: 48

約数和(自身を含む): 683186616

約数和(自身を除く): 414664856

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 129097, 258194, 516388, 645485, 1032776, 1290970, 1678261, 2065552, 2581940, 3356522, 4131104, 5163880, 6713044, 8391305, 10327760, 13426088, 16782610, 20655520, 26852176, 33565220, 53704352, 67130440, 134260880, 268521760]

約数ペア:

[(1, 268521760), (2, 134260880), (4, 67130440), (5, 53704352), (8, 33565220), (10, 26852176), (13, 20655520), (16, 16782610), (20, 13426088), (26, 10327760), (32, 8391305), (40, 6713044), (52, 5163880), (65, 4131104), (80, 3356522), (104, 2581940), (130, 2065552), (160, 1678261), (208, 1290970), (260, 1032776), (416, 645485), (520, 516388), (1040, 258194), (2080, 129097)]