71305312

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{947}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 152176752

約数和(自身を除く): 80871440

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 362, 416, 724, 947, 1448, 1894, 2353, 2896, 3788, 4706, 5792, 7576, 9412, 12311, 15152, 18824, 24622, 30304, 37648, 49244, 75296, 98488, 171407, 196976, 342814, 393952, 685628, 1371256, 2228291, 2742512, 4456582, 5485024, 8913164, 17826328, 35652656, 71305312]

約数ペア:

[(1, 71305312), (2, 35652656), (4, 17826328), (8, 8913164), (13, 5485024), (16, 4456582), (26, 2742512), (32, 2228291), (52, 1371256), (104, 685628), (181, 393952), (208, 342814), (362, 196976), (416, 171407), (724, 98488), (947, 75296), (1448, 49244), (1894, 37648), (2353, 30304), (2896, 24622), (3788, 18824), (4706, 15152), (5792, 12311), (7576, 9412)]