51462380

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{647}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 112021056

約数和(自身を除く): 60558676

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 97, 164, 194, 205, 388, 410, 485, 647, 820, 970, 1294, 1940, 2588, 3235, 3977, 6470, 7954, 12940, 15908, 19885, 26527, 39770, 53054, 62759, 79540, 106108, 125518, 132635, 251036, 265270, 313795, 530540, 627590, 1255180, 2573119, 5146238, 10292476, 12865595, 25731190, 51462380]

約数ペア:

[(1, 51462380), (2, 25731190), (4, 12865595), (5, 10292476), (10, 5146238), (20, 2573119), (41, 1255180), (82, 627590), (97, 530540), (164, 313795), (194, 265270), (205, 251036), (388, 132635), (410, 125518), (485, 106108), (647, 79540), (820, 62759), (970, 53054), (1294, 39770), (1940, 26527), (2588, 19885), (3235, 15908), (3977, 12940), (6470, 7954)]