986781490

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2659}}^1$

素因数の和:2779

約数の個数: 64

約数和(自身を含む): 1964995200

約数和(自身を除く): 978213710

約数列:

[1, 2, 5, 10, 17, 34, 37, 59, 74, 85, 118, 170, 185, 295, 370, 590, 629, 1003, 1258, 2006, 2183, 2659, 3145, 4366, 5015, 5318, 6290, 10030, 10915, 13295, 21830, 26590, 37111, 45203, 74222, 90406, 98383, 156881, 185555, 196766, 226015, 313762, 371110, 452030, 491915, 784405, 983830, 1568810, 1672511, 2666977, 3345022, 5333954, 5804597, 8362555, 11609194, 13334885, 16725110, 26669770, 29022985, 58045970, 98678149, 197356298, 493390745, 986781490]

約数ペア:

[(1, 986781490), (2, 493390745), (5, 197356298), (10, 98678149), (17, 58045970), (34, 29022985), (37, 26669770), (59, 16725110), (74, 13334885), (85, 11609194), (118, 8362555), (170, 5804597), (185, 5333954), (295, 3345022), (370, 2666977), (590, 1672511), (629, 1568810), (1003, 983830), (1258, 784405), (2006, 491915), (2183, 452030), (2659, 371110), (3145, 313762), (4366, 226015), (5015, 196766), (5318, 185555), (6290, 156881), (10030, 98383), (10915, 90406), (13295, 74222), (21830, 45203), (26590, 37111)]