52105480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2621}}^1$

素因数の和:2710

約数の個数: 64

約数和(自身を含む): 135924480

約数和(自身を除く): 83819000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 71, 140, 142, 280, 284, 355, 497, 568, 710, 994, 1420, 1988, 2485, 2621, 2840, 3976, 4970, 5242, 9940, 10484, 13105, 18347, 19880, 20968, 26210, 36694, 52420, 73388, 91735, 104840, 146776, 183470, 186091, 366940, 372182, 733880, 744364, 930455, 1302637, 1488728, 1860910, 2605274, 3721820, 5210548, 6513185, 7443640, 10421096, 13026370, 26052740, 52105480]

約数ペア:

[(1, 52105480), (2, 26052740), (4, 13026370), (5, 10421096), (7, 7443640), (8, 6513185), (10, 5210548), (14, 3721820), (20, 2605274), (28, 1860910), (35, 1488728), (40, 1302637), (56, 930455), (70, 744364), (71, 733880), (140, 372182), (142, 366940), (280, 186091), (284, 183470), (355, 146776), (497, 104840), (568, 91735), (710, 73388), (994, 52420), (1420, 36694), (1988, 26210), (2485, 20968), (2621, 19880), (2840, 18347), (3976, 13105), (4970, 10484), (5242, 9940)]