2012502100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{40493}}^1$

素因数の和:40585

約数の個数: 72

約数和(自身を含む): 5061426048

約数和(自身を除く): 3048923948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 497, 700, 710, 994, 1420, 1775, 1988, 2485, 3550, 4970, 7100, 9940, 12425, 24850, 40493, 49700, 80986, 161972, 202465, 283451, 404930, 566902, 809860, 1012325, 1133804, 1417255, 2024650, 2834510, 2875003, 4049300, 5669020, 5750006, 7086275, 11500012, 14172550, 14375015, 20125021, 28345100, 28750030, 40250042, 57500060, 71875075, 80500084, 100625105, 143750150, 201250210, 287500300, 402500420, 503125525, 1006251050, 2012502100]

約数ペア:

[(1, 2012502100), (2, 1006251050), (4, 503125525), (5, 402500420), (7, 287500300), (10, 201250210), (14, 143750150), (20, 100625105), (25, 80500084), (28, 71875075), (35, 57500060), (50, 40250042), (70, 28750030), (71, 28345100), (100, 20125021), (140, 14375015), (142, 14172550), (175, 11500012), (284, 7086275), (350, 5750006), (355, 5669020), (497, 4049300), (700, 2875003), (710, 2834510), (994, 2024650), (1420, 1417255), (1775, 1133804), (1988, 1012325), (2485, 809860), (3550, 566902), (4970, 404930), (7100, 283451), (9940, 202465), (12425, 161972), (24850, 80986), (40493, 49700)]