26400088

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{491}}^1$

素因数の和:568

約数の個数: 64

約数和(自身を含む): 59512320

約数和(自身を除く): 33112232

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 47, 52, 88, 94, 104, 143, 188, 286, 376, 491, 517, 572, 611, 982, 1034, 1144, 1222, 1964, 2068, 2444, 3928, 4136, 4888, 5401, 6383, 6721, 10802, 12766, 13442, 21604, 23077, 25532, 26884, 43208, 46154, 51064, 53768, 70213, 92308, 140426, 184616, 253847, 280852, 300001, 507694, 561704, 600002, 1015388, 1200004, 2030776, 2400008, 3300011, 6600022, 13200044, 26400088]

約数ペア:

[(1, 26400088), (2, 13200044), (4, 6600022), (8, 3300011), (11, 2400008), (13, 2030776), (22, 1200004), (26, 1015388), (44, 600002), (47, 561704), (52, 507694), (88, 300001), (94, 280852), (104, 253847), (143, 184616), (188, 140426), (286, 92308), (376, 70213), (491, 53768), (517, 51064), (572, 46154), (611, 43208), (982, 26884), (1034, 25532), (1144, 23077), (1222, 21604), (1964, 13442), (2068, 12766), (2444, 10802), (3928, 6721), (4136, 6383), (4888, 5401)]