26884520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 67790520

約数和(自身を除く): 40906000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 97, 104, 130, 164, 169, 194, 205, 260, 328, 338, 388, 410, 485, 520, 533, 676, 776, 820, 845, 970, 1066, 1261, 1352, 1640, 1690, 1940, 2132, 2522, 2665, 3380, 3880, 3977, 4264, 5044, 5330, 6305, 6760, 6929, 7954, 10088, 10660, 12610, 13858, 15908, 16393, 19885, 21320, 25220, 27716, 31816, 32786, 34645, 39770, 50440, 51701, 55432, 65572, 69290, 79540, 81965, 103402, 131144, 138580, 159080, 163930, 206804, 258505, 277160, 327860, 413608, 517010, 655720, 672113, 1034020, 1344226, 2068040, 2688452, 3360565, 5376904, 6721130, 13442260, 26884520]

約数ペア:

[(1, 26884520), (2, 13442260), (4, 6721130), (5, 5376904), (8, 3360565), (10, 2688452), (13, 2068040), (20, 1344226), (26, 1034020), (40, 672113), (41, 655720), (52, 517010), (65, 413608), (82, 327860), (97, 277160), (104, 258505), (130, 206804), (164, 163930), (169, 159080), (194, 138580), (205, 131144), (260, 103402), (328, 81965), (338, 79540), (388, 69290), (410, 65572), (485, 55432), (520, 51701), (533, 50440), (676, 39770), (776, 34645), (820, 32786), (845, 31816), (970, 27716), (1066, 25220), (1261, 21320), (1352, 19885), (1640, 16393), (1690, 15908), (1940, 13858), (2132, 12610), (2522, 10660), (2665, 10088), (3380, 7954), (3880, 6929), (3977, 6760), (4264, 6305), (5044, 5330)]