70773140

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{191}}^2$

素因数の和:488

約数の個数: 36

約数和(自身を含む): 150946068

約数和(自身を除く): 80172928

約数列:

[1, 2, 4, 5, 10, 20, 97, 191, 194, 382, 388, 485, 764, 955, 970, 1910, 1940, 3820, 18527, 36481, 37054, 72962, 74108, 92635, 145924, 182405, 185270, 364810, 370540, 729620, 3538657, 7077314, 14154628, 17693285, 35386570, 70773140]

約数ペア:

[(1, 70773140), (2, 35386570), (4, 17693285), (5, 14154628), (10, 7077314), (20, 3538657), (97, 729620), (191, 370540), (194, 364810), (382, 185270), (388, 182405), (485, 145924), (764, 92635), (955, 74108), (970, 72962), (1910, 37054), (1940, 36481), (3820, 18527)]