261736790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{70549}}^1$

素因数の和:70616

約数の個数: 32

約数和(自身を含む): 548596800

約数和(自身を除く): 286860010

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 70549, 141098, 352745, 493843, 705490, 987686, 2469215, 3739097, 4938430, 7478194, 18695485, 26173679, 37390970, 52347358, 130868395, 261736790]

約数ペア:

[(1, 261736790), (2, 130868395), (5, 52347358), (7, 37390970), (10, 26173679), (14, 18695485), (35, 7478194), (53, 4938430), (70, 3739097), (106, 2469215), (265, 987686), (371, 705490), (530, 493843), (742, 352745), (1855, 141098), (3710, 70549)]