204513008

素因数分解:

$2^4\times 7^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:462

約数の個数: 80

約数和(自身を含む): 466684416

約数和(自身を除く): 262171408

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 53, 56, 106, 112, 131, 212, 262, 263, 371, 424, 524, 526, 742, 848, 917, 1048, 1052, 1484, 1834, 1841, 2096, 2104, 2968, 3668, 3682, 4208, 5936, 6943, 7336, 7364, 13886, 13939, 14672, 14728, 27772, 27878, 29456, 34453, 48601, 55544, 55756, 68906, 97202, 97573, 111088, 111512, 137812, 194404, 195146, 223024, 241171, 275624, 388808, 390292, 482342, 551248, 777616, 780584, 964684, 1561168, 1826009, 1929368, 3652018, 3858736, 7304036, 12782063, 14608072, 25564126, 29216144, 51128252, 102256504, 204513008]

約数ペア:

[(1, 204513008), (2, 102256504), (4, 51128252), (7, 29216144), (8, 25564126), (14, 14608072), (16, 12782063), (28, 7304036), (53, 3858736), (56, 3652018), (106, 1929368), (112, 1826009), (131, 1561168), (212, 964684), (262, 780584), (263, 777616), (371, 551248), (424, 482342), (524, 390292), (526, 388808), (742, 275624), (848, 241171), (917, 223024), (1048, 195146), (1052, 194404), (1484, 137812), (1834, 111512), (1841, 111088), (2096, 97573), (2104, 97202), (2968, 68906), (3668, 55756), (3682, 55544), (4208, 48601), (5936, 34453), (6943, 29456), (7336, 27878), (7364, 27772), (13886, 14728), (13939, 14672)]