78820028

素因数分解:

$2^2\times 7^4\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 167051640

約数和(自身を除く): 88231612

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 283, 343, 406, 566, 686, 812, 1132, 1372, 1421, 1981, 2401, 2842, 3962, 4802, 5684, 7924, 8207, 9604, 9947, 13867, 16414, 19894, 27734, 32828, 39788, 55468, 57449, 69629, 97069, 114898, 139258, 194138, 229796, 278516, 388276, 402143, 679483, 804286, 1358966, 1608572, 2717932, 2815001, 5630002, 11260004, 19705007, 39410014, 78820028]

約数ペア:

[(1, 78820028), (2, 39410014), (4, 19705007), (7, 11260004), (14, 5630002), (28, 2815001), (29, 2717932), (49, 1608572), (58, 1358966), (98, 804286), (116, 679483), (196, 402143), (203, 388276), (283, 278516), (343, 229796), (406, 194138), (566, 139258), (686, 114898), (812, 97069), (1132, 69629), (1372, 57449), (1421, 55468), (1981, 39788), (2401, 32828), (2842, 27734), (3962, 19894), (4802, 16414), (5684, 13867), (7924, 9947), (8207, 9604)]