52048780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:503

約数の個数: 72

約数和(自身を含む): 128299248

約数和(自身を除く): 76250468

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 173, 196, 245, 307, 346, 490, 614, 692, 865, 980, 1211, 1228, 1535, 1730, 2149, 2422, 3070, 3460, 4298, 4844, 6055, 6140, 8477, 8596, 10745, 12110, 15043, 16954, 21490, 24220, 30086, 33908, 42385, 42980, 53111, 60172, 75215, 84770, 106222, 150430, 169540, 212444, 265555, 300860, 371777, 531110, 743554, 1062220, 1487108, 1858885, 2602439, 3717770, 5204878, 7435540, 10409756, 13012195, 26024390, 52048780]

約数ペア:

[(1, 52048780), (2, 26024390), (4, 13012195), (5, 10409756), (7, 7435540), (10, 5204878), (14, 3717770), (20, 2602439), (28, 1858885), (35, 1487108), (49, 1062220), (70, 743554), (98, 531110), (140, 371777), (173, 300860), (196, 265555), (245, 212444), (307, 169540), (346, 150430), (490, 106222), (614, 84770), (692, 75215), (865, 60172), (980, 53111), (1211, 42980), (1228, 42385), (1535, 33908), (1730, 30086), (2149, 24220), (2422, 21490), (3070, 16954), (3460, 15043), (4298, 12110), (4844, 10745), (6055, 8596), (6140, 8477)]