123124640

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{137}}^2$

素因数の和:330

約数の個数: 72

約数和(自身を含む): 300167532

約数和(自身を除く): 177042892

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 137, 160, 164, 205, 274, 328, 410, 548, 656, 685, 820, 1096, 1312, 1370, 1640, 2192, 2740, 3280, 4384, 5480, 5617, 6560, 10960, 11234, 18769, 21920, 22468, 28085, 37538, 44936, 56170, 75076, 89872, 93845, 112340, 150152, 179744, 187690, 224680, 300304, 375380, 449360, 600608, 750760, 769529, 898720, 1501520, 1539058, 3003040, 3078116, 3847645, 6156232, 7695290, 12312464, 15390580, 24624928, 30781160, 61562320, 123124640]

約数ペア:

[(1, 123124640), (2, 61562320), (4, 30781160), (5, 24624928), (8, 15390580), (10, 12312464), (16, 7695290), (20, 6156232), (32, 3847645), (40, 3078116), (41, 3003040), (80, 1539058), (82, 1501520), (137, 898720), (160, 769529), (164, 750760), (205, 600608), (274, 449360), (328, 375380), (410, 300304), (548, 224680), (656, 187690), (685, 179744), (820, 150152), (1096, 112340), (1312, 93845), (1370, 89872), (1640, 75076), (2192, 56170), (2740, 44936), (3280, 37538), (4384, 28085), (5480, 22468), (5617, 21920), (6560, 18769), (10960, 11234)]