545492740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67679}}^1$

素因数の和:67732

約数の個数: 48

約数和(自身を含む): 1273466880

約数和(自身を除く): 727974140

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 67679, 135358, 270716, 338395, 676790, 879827, 1353580, 1759654, 2098049, 3519308, 4196098, 4399135, 8392196, 8798270, 10490245, 17596540, 20980490, 27274637, 41960980, 54549274, 109098548, 136373185, 272746370, 545492740]

約数ペア:

[(1, 545492740), (2, 272746370), (4, 136373185), (5, 109098548), (10, 54549274), (13, 41960980), (20, 27274637), (26, 20980490), (31, 17596540), (52, 10490245), (62, 8798270), (65, 8392196), (124, 4399135), (130, 4196098), (155, 3519308), (260, 2098049), (310, 1759654), (403, 1353580), (620, 879827), (806, 676790), (1612, 338395), (2015, 270716), (4030, 135358), (8060, 67679)]