161681728

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{6701}}^1$

素因数の和:6755

約数の個数: 56

約数和(自身を含む): 357484680

約数和(自身を除く): 195802952

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 32, 52, 58, 64, 104, 116, 208, 232, 377, 416, 464, 754, 832, 928, 1508, 1856, 3016, 6032, 6701, 12064, 13402, 24128, 26804, 53608, 87113, 107216, 174226, 194329, 214432, 348452, 388658, 428864, 696904, 777316, 1393808, 1554632, 2526277, 2787616, 3109264, 5052554, 5575232, 6218528, 10105108, 12437056, 20210216, 40420432, 80840864, 161681728]

約数ペア:

[(1, 161681728), (2, 80840864), (4, 40420432), (8, 20210216), (13, 12437056), (16, 10105108), (26, 6218528), (29, 5575232), (32, 5052554), (52, 3109264), (58, 2787616), (64, 2526277), (104, 1554632), (116, 1393808), (208, 777316), (232, 696904), (377, 428864), (416, 388658), (464, 348452), (754, 214432), (832, 194329), (928, 174226), (1508, 107216), (1856, 87113), (3016, 53608), (6032, 26804), (6701, 24128), (12064, 13402)]