78677072

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1$

素因数の和:543

約数の個数: 40

約数和(自身を含む): 155291400

約数和(自身を除く): 76614328

約数列:

[1, 2, 4, 8, 16, 109, 197, 218, 229, 394, 436, 458, 788, 872, 916, 1576, 1744, 1832, 3152, 3664, 21473, 24961, 42946, 45113, 49922, 85892, 90226, 99844, 171784, 180452, 199688, 343568, 360904, 399376, 721808, 4917317, 9834634, 19669268, 39338536, 78677072]

約数ペア:

[(1, 78677072), (2, 39338536), (4, 19669268), (8, 9834634), (16, 4917317), (109, 721808), (197, 399376), (218, 360904), (229, 343568), (394, 199688), (436, 180452), (458, 171784), (788, 99844), (872, 90226), (916, 85892), (1576, 49922), (1744, 45113), (1832, 42946), (3152, 24961), (3664, 21473)]