80940996

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:421

約数の個数: 72

約数和(自身を含む): 209513304

約数和(自身を除く): 128572308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 113, 197, 202, 226, 303, 339, 394, 404, 452, 591, 606, 678, 788, 909, 1017, 1182, 1212, 1356, 1773, 1818, 2034, 2364, 3546, 3636, 4068, 7092, 11413, 19897, 22261, 22826, 34239, 39794, 44522, 45652, 59691, 66783, 68478, 79588, 89044, 102717, 119382, 133566, 136956, 179073, 200349, 205434, 238764, 267132, 358146, 400698, 410868, 716292, 801396, 2248361, 4496722, 6745083, 8993444, 13490166, 20235249, 26980332, 40470498, 80940996]

約数ペア:

[(1, 80940996), (2, 40470498), (3, 26980332), (4, 20235249), (6, 13490166), (9, 8993444), (12, 6745083), (18, 4496722), (36, 2248361), (101, 801396), (113, 716292), (197, 410868), (202, 400698), (226, 358146), (303, 267132), (339, 238764), (394, 205434), (404, 200349), (452, 179073), (591, 136956), (606, 133566), (678, 119382), (788, 102717), (909, 89044), (1017, 79588), (1182, 68478), (1212, 66783), (1356, 59691), (1773, 45652), (1818, 44522), (2034, 39794), (2364, 34239), (3546, 22826), (3636, 22261), (4068, 19897), (7092, 11413)]