91394740

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{491}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 197878464

約数和(自身を除く): 106483724

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 227, 410, 454, 491, 820, 908, 982, 1135, 1964, 2270, 2455, 4540, 4910, 9307, 9820, 18614, 20131, 37228, 40262, 46535, 80524, 93070, 100655, 111457, 186140, 201310, 222914, 402620, 445828, 557285, 1114570, 2229140, 4569737, 9139474, 18278948, 22848685, 45697370, 91394740]

約数ペア:

[(1, 91394740), (2, 45697370), (4, 22848685), (5, 18278948), (10, 9139474), (20, 4569737), (41, 2229140), (82, 1114570), (164, 557285), (205, 445828), (227, 402620), (410, 222914), (454, 201310), (491, 186140), (820, 111457), (908, 100655), (982, 93070), (1135, 80524), (1964, 46535), (2270, 40262), (2455, 37228), (4540, 20131), (4910, 18614), (9307, 9820)]