81497688

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{571}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 215529600

約数和(自身を除く): 134031912

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 313, 456, 571, 626, 939, 1142, 1252, 1713, 1878, 2284, 2504, 3426, 3756, 4568, 5947, 6852, 7512, 10849, 11894, 13704, 17841, 21698, 23788, 32547, 35682, 43396, 47576, 65094, 71364, 86792, 130188, 142728, 178723, 260376, 357446, 536169, 714892, 1072338, 1429784, 2144676, 3395737, 4289352, 6791474, 10187211, 13582948, 20374422, 27165896, 40748844, 81497688]

約数ペア:

[(1, 81497688), (2, 40748844), (3, 27165896), (4, 20374422), (6, 13582948), (8, 10187211), (12, 6791474), (19, 4289352), (24, 3395737), (38, 2144676), (57, 1429784), (76, 1072338), (114, 714892), (152, 536169), (228, 357446), (313, 260376), (456, 178723), (571, 142728), (626, 130188), (939, 86792), (1142, 71364), (1252, 65094), (1713, 47576), (1878, 43396), (2284, 35682), (2504, 32547), (3426, 23788), (3756, 21698), (4568, 17841), (5947, 13704), (6852, 11894), (7512, 10849)]