199428528

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{797}}^1$

素因数の和:1222

約数の個数: 80

約数和(自身を含む): 556901856

約数和(自身を除く): 357473328

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 401, 624, 797, 802, 1203, 1594, 1604, 2391, 2406, 3188, 3208, 4782, 4812, 5213, 6376, 6416, 9564, 9624, 10361, 10426, 12752, 15639, 19128, 19248, 20722, 20852, 31083, 31278, 38256, 41444, 41704, 62166, 62556, 82888, 83408, 124332, 125112, 165776, 248664, 250224, 319597, 497328, 639194, 958791, 1278388, 1917582, 2556776, 3835164, 4154761, 5113552, 7670328, 8309522, 12464283, 15340656, 16619044, 24928566, 33238088, 49857132, 66476176, 99714264, 199428528]

約数ペア:

[(1, 199428528), (2, 99714264), (3, 66476176), (4, 49857132), (6, 33238088), (8, 24928566), (12, 16619044), (13, 15340656), (16, 12464283), (24, 8309522), (26, 7670328), (39, 5113552), (48, 4154761), (52, 3835164), (78, 2556776), (104, 1917582), (156, 1278388), (208, 958791), (312, 639194), (401, 497328), (624, 319597), (797, 250224), (802, 248664), (1203, 165776), (1594, 125112), (1604, 124332), (2391, 83408), (2406, 82888), (3188, 62556), (3208, 62166), (4782, 41704), (4812, 41444), (5213, 38256), (6376, 31278), (6416, 31083), (9564, 20852), (9624, 20722), (10361, 19248), (10426, 19128), (12752, 15639)]