68221264

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 135069480

約数和(自身を除く): 66848216

約数列:

[1, 2, 4, 8, 16, 97, 113, 194, 226, 388, 389, 452, 776, 778, 904, 1552, 1556, 1808, 3112, 6224, 10961, 21922, 37733, 43844, 43957, 75466, 87688, 87914, 150932, 175376, 175828, 301864, 351656, 603728, 703312, 4263829, 8527658, 17055316, 34110632, 68221264]

約数ペア:

[(1, 68221264), (2, 34110632), (4, 17055316), (8, 8527658), (16, 4263829), (97, 703312), (113, 603728), (194, 351656), (226, 301864), (388, 175828), (389, 175376), (452, 150932), (776, 87914), (778, 87688), (904, 75466), (1552, 43957), (1556, 43844), (1808, 37733), (3112, 21922), (6224, 10961)]