81345612

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{677}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 218695680

約数和(自身を除く): 137350068

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 31, 34, 38, 51, 57, 62, 68, 76, 93, 102, 114, 124, 186, 204, 228, 323, 372, 527, 589, 646, 677, 969, 1054, 1178, 1292, 1354, 1581, 1767, 1938, 2031, 2108, 2356, 2708, 3162, 3534, 3876, 4062, 6324, 7068, 8124, 10013, 11509, 12863, 20026, 20987, 23018, 25726, 30039, 34527, 38589, 40052, 41974, 46036, 51452, 60078, 62961, 69054, 77178, 83948, 120156, 125922, 138108, 154356, 218671, 251844, 356779, 398753, 437342, 656013, 713558, 797506, 874684, 1070337, 1196259, 1312026, 1427116, 1595012, 2140674, 2392518, 2624052, 4281348, 4785036, 6778801, 13557602, 20336403, 27115204, 40672806, 81345612]

約数ペア:

[(1, 81345612), (2, 40672806), (3, 27115204), (4, 20336403), (6, 13557602), (12, 6778801), (17, 4785036), (19, 4281348), (31, 2624052), (34, 2392518), (38, 2140674), (51, 1595012), (57, 1427116), (62, 1312026), (68, 1196259), (76, 1070337), (93, 874684), (102, 797506), (114, 713558), (124, 656013), (186, 437342), (204, 398753), (228, 356779), (323, 251844), (372, 218671), (527, 154356), (589, 138108), (646, 125922), (677, 120156), (969, 83948), (1054, 77178), (1178, 69054), (1292, 62961), (1354, 60078), (1581, 51452), (1767, 46036), (1938, 41974), (2031, 40052), (2108, 38589), (2356, 34527), (2708, 30039), (3162, 25726), (3534, 23018), (3876, 20987), (4062, 20026), (6324, 12863), (7068, 11509), (8124, 10013)]