128548442890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{525739}}^1$

素因数の和:526259

約数の個数: 48

約数和(自身を含む): 269704620000

約数和(自身を除く): 141156177110

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 499, 998, 2495, 3493, 4990, 6986, 17465, 24451, 34930, 48902, 122255, 244510, 525739, 1051478, 2628695, 3680173, 5257390, 7360346, 18400865, 25761211, 36801730, 51522422, 128806055, 257612110, 262343761, 524687522, 1311718805, 1836406327, 2623437610, 3672812654, 9182031635, 12854844289, 18364063270, 25709688578, 64274221445, 128548442890]

約数ペア:

[(1, 128548442890), (2, 64274221445), (5, 25709688578), (7, 18364063270), (10, 12854844289), (14, 9182031635), (35, 3672812654), (49, 2623437610), (70, 1836406327), (98, 1311718805), (245, 524687522), (490, 262343761), (499, 257612110), (998, 128806055), (2495, 51522422), (3493, 36801730), (4990, 25761211), (6986, 18400865), (17465, 7360346), (24451, 5257390), (34930, 3680173), (48902, 2628695), (122255, 1051478), (244510, 525739)]