82784390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{797}}^1$

素因数の和:881

約数の個数: 64

約数和(自身を含む): 173746944

約数和(自身を除く): 90962554

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 47, 65, 85, 94, 130, 170, 221, 235, 442, 470, 611, 797, 799, 1105, 1222, 1594, 1598, 2210, 3055, 3985, 3995, 6110, 7970, 7990, 10361, 10387, 13549, 20722, 20774, 27098, 37459, 51805, 51935, 67745, 74918, 103610, 103870, 135490, 176137, 187295, 352274, 374590, 486967, 636803, 880685, 973934, 1273606, 1761370, 2434835, 3184015, 4869670, 6368030, 8278439, 16556878, 41392195, 82784390]

約数ペア:

[(1, 82784390), (2, 41392195), (5, 16556878), (10, 8278439), (13, 6368030), (17, 4869670), (26, 3184015), (34, 2434835), (47, 1761370), (65, 1273606), (85, 973934), (94, 880685), (130, 636803), (170, 486967), (221, 374590), (235, 352274), (442, 187295), (470, 176137), (611, 135490), (797, 103870), (799, 103610), (1105, 74918), (1222, 67745), (1594, 51935), (1598, 51805), (2210, 37459), (3055, 27098), (3985, 20774), (3995, 20722), (6110, 13549), (7970, 10387), (7990, 10361)]