261580970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{70507}}^1$

素因数の和:70574

約数の個数: 32

約数和(自身を含む): 548270208

約数和(自身を除く): 286689238

約数列:

[1, 2, 5, 7, 10, 14, 35, 53, 70, 106, 265, 371, 530, 742, 1855, 3710, 70507, 141014, 352535, 493549, 705070, 987098, 2467745, 3736871, 4935490, 7473742, 18684355, 26158097, 37368710, 52316194, 130790485, 261580970]

約数ペア:

[(1, 261580970), (2, 130790485), (5, 52316194), (7, 37368710), (10, 26158097), (14, 18684355), (35, 7473742), (53, 4935490), (70, 3736871), (106, 2467745), (265, 987098), (371, 705070), (530, 493549), (742, 352535), (1855, 141014), (3710, 70507)]