51507890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 110170368

約数和(自身を除く): 58662478

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 82, 131, 137, 205, 262, 274, 287, 410, 574, 655, 685, 917, 959, 1310, 1370, 1435, 1834, 1918, 2870, 4585, 4795, 5371, 5617, 9170, 9590, 10742, 11234, 17947, 26855, 28085, 35894, 37597, 39319, 53710, 56170, 75194, 78638, 89735, 125629, 179470, 187985, 196595, 251258, 375970, 393190, 628145, 735827, 1256290, 1471654, 3679135, 5150789, 7358270, 10301578, 25753945, 51507890]

約数ペア:

[(1, 51507890), (2, 25753945), (5, 10301578), (7, 7358270), (10, 5150789), (14, 3679135), (35, 1471654), (41, 1256290), (70, 735827), (82, 628145), (131, 393190), (137, 375970), (205, 251258), (262, 196595), (274, 187985), (287, 179470), (410, 125629), (574, 89735), (655, 78638), (685, 75194), (917, 56170), (959, 53710), (1310, 39319), (1370, 37597), (1435, 35894), (1834, 28085), (1918, 26855), (2870, 17947), (4585, 11234), (4795, 10742), (5371, 9590), (5617, 9170)]