81185076

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{2851}}^1$

素因数の和:2981

約数の個数: 72

約数和(自身を含む): 236693184

約数和(自身を除く): 155508108

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 113, 126, 226, 252, 339, 452, 678, 791, 1017, 1356, 1582, 2034, 2373, 2851, 3164, 4068, 4746, 5702, 7119, 8553, 9492, 11404, 14238, 17106, 19957, 25659, 28476, 34212, 39914, 51318, 59871, 79828, 102636, 119742, 179613, 239484, 322163, 359226, 644326, 718452, 966489, 1288652, 1932978, 2255141, 2899467, 3865956, 4510282, 5798934, 6765423, 9020564, 11597868, 13530846, 20296269, 27061692, 40592538, 81185076]

約数ペア:

[(1, 81185076), (2, 40592538), (3, 27061692), (4, 20296269), (6, 13530846), (7, 11597868), (9, 9020564), (12, 6765423), (14, 5798934), (18, 4510282), (21, 3865956), (28, 2899467), (36, 2255141), (42, 1932978), (63, 1288652), (84, 966489), (113, 718452), (126, 644326), (226, 359226), (252, 322163), (339, 239484), (452, 179613), (678, 119742), (791, 102636), (1017, 79828), (1356, 59871), (1582, 51318), (2034, 39914), (2373, 34212), (2851, 28476), (3164, 25659), (4068, 19957), (4746, 17106), (5702, 14238), (7119, 11404), (8553, 9492)]