85540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:76

約数の個数: 48

約数和(自身を含む): 225792

約数和(自身を除く): 140252

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 52, 65, 70, 91, 94, 130, 140, 182, 188, 235, 260, 329, 364, 455, 470, 611, 658, 910, 940, 1222, 1316, 1645, 1820, 2444, 3055, 3290, 4277, 6110, 6580, 8554, 12220, 17108, 21385, 42770, 85540]

約数ペア:

[(1, 85540), (2, 42770), (4, 21385), (5, 17108), (7, 12220), (10, 8554), (13, 6580), (14, 6110), (20, 4277), (26, 3290), (28, 3055), (35, 2444), (47, 1820), (52, 1645), (65, 1316), (70, 1222), (91, 940), (94, 910), (130, 658), (140, 611), (182, 470), (188, 455), (235, 364), (260, 329)]