164065905

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:336

約数の個数: 80

約数和(自身を含む): 310582800

約数和(自身を除く): 146516895

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 61, 81, 87, 135, 145, 183, 229, 261, 305, 405, 435, 549, 687, 783, 915, 1145, 1305, 1647, 1769, 2061, 2349, 2745, 3435, 3915, 4941, 5307, 6183, 6641, 8235, 8845, 10305, 11745, 13969, 15921, 18549, 19923, 24705, 26535, 30915, 33205, 41907, 47763, 59769, 69845, 79605, 92745, 99615, 125721, 143289, 179307, 209535, 238815, 298845, 377163, 405101, 537921, 628605, 716445, 896535, 1131489, 1215303, 1885815, 2025505, 2689605, 3645909, 5657445, 6076515, 10937727, 18229545, 32813181, 54688635, 164065905]

約数ペア:

[(1, 164065905), (3, 54688635), (5, 32813181), (9, 18229545), (15, 10937727), (27, 6076515), (29, 5657445), (45, 3645909), (61, 2689605), (81, 2025505), (87, 1885815), (135, 1215303), (145, 1131489), (183, 896535), (229, 716445), (261, 628605), (305, 537921), (405, 405101), (435, 377163), (549, 298845), (687, 238815), (783, 209535), (915, 179307), (1145, 143289), (1305, 125721), (1647, 99615), (1769, 92745), (2061, 79605), (2349, 69845), (2745, 59769), (3435, 47763), (3915, 41907), (4941, 33205), (5307, 30915), (6183, 26535), (6641, 24705), (8235, 19923), (8845, 18549), (10305, 15921), (11745, 13969)]