67976220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{87149}}^1$

素因数の和:87174

約数の個数: 48

約数和(自身を含む): 204976800

約数和(自身を除く): 137000580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 87149, 174298, 261447, 348596, 435745, 522894, 871490, 1045788, 1132937, 1307235, 1742980, 2265874, 2614470, 3398811, 4531748, 5228940, 5664685, 6797622, 11329370, 13595244, 16994055, 22658740, 33988110, 67976220]

約数ペア:

[(1, 67976220), (2, 33988110), (3, 22658740), (4, 16994055), (5, 13595244), (6, 11329370), (10, 6797622), (12, 5664685), (13, 5228940), (15, 4531748), (20, 3398811), (26, 2614470), (30, 2265874), (39, 1742980), (52, 1307235), (60, 1132937), (65, 1045788), (78, 871490), (130, 522894), (156, 435745), (195, 348596), (260, 261447), (390, 174298), (780, 87149)]