81422432

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27961}}^1$

素因数の和:27991

約数の個数: 48

約数和(自身を含む): 197299872

約数和(自身を除く): 115877440

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 27961, 55922, 111844, 195727, 223688, 363493, 391454, 447376, 726986, 782908, 894752, 1453972, 1565816, 2544451, 2907944, 3131632, 5088902, 5815888, 6263264, 10177804, 11631776, 20355608, 40711216, 81422432]

約数ペア:

[(1, 81422432), (2, 40711216), (4, 20355608), (7, 11631776), (8, 10177804), (13, 6263264), (14, 5815888), (16, 5088902), (26, 3131632), (28, 2907944), (32, 2544451), (52, 1565816), (56, 1453972), (91, 894752), (104, 782908), (112, 726986), (182, 447376), (208, 391454), (224, 363493), (364, 223688), (416, 195727), (728, 111844), (1456, 55922), (2912, 27961)]