129442960

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30529}}^1$

素因数の和:30595

約数の個数: 40

約数和(自身を含む): 306643320

約数和(自身を除く): 177200360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 424, 530, 848, 1060, 2120, 4240, 30529, 61058, 122116, 152645, 244232, 305290, 488464, 610580, 1221160, 1618037, 2442320, 3236074, 6472148, 8090185, 12944296, 16180370, 25888592, 32360740, 64721480, 129442960]

約数ペア:

[(1, 129442960), (2, 64721480), (4, 32360740), (5, 25888592), (8, 16180370), (10, 12944296), (16, 8090185), (20, 6472148), (40, 3236074), (53, 2442320), (80, 1618037), (106, 1221160), (212, 610580), (265, 488464), (424, 305290), (530, 244232), (848, 152645), (1060, 122116), (2120, 61058), (4240, 30529)]