100319840

素因数分解:

$2^5\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4937}}^1$

素因数の和:5079

約数の個数: 48

約数和(自身を含む): 238920192

約数和(自身を除く): 138600352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 127, 160, 254, 508, 635, 1016, 1270, 2032, 2540, 4064, 4937, 5080, 9874, 10160, 19748, 20320, 24685, 39496, 49370, 78992, 98740, 157984, 197480, 394960, 626999, 789920, 1253998, 2507996, 3134995, 5015992, 6269990, 10031984, 12539980, 20063968, 25079960, 50159920, 100319840]

約数ペア:

[(1, 100319840), (2, 50159920), (4, 25079960), (5, 20063968), (8, 12539980), (10, 10031984), (16, 6269990), (20, 5015992), (32, 3134995), (40, 2507996), (80, 1253998), (127, 789920), (160, 626999), (254, 394960), (508, 197480), (635, 157984), (1016, 98740), (1270, 78992), (2032, 49370), (2540, 39496), (4064, 24685), (4937, 20320), (5080, 19748), (9874, 10160)]