1640578050

素因数分解:

$2^1\times 3^9\times 5^2\times {\mathrm{1667}}^1$

素因数の和:1706

約数の個数: 120

約数和(自身を含む): 4579880976

約数和(自身を除く): 2939302926

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 81, 90, 135, 150, 162, 225, 243, 270, 405, 450, 486, 675, 729, 810, 1215, 1350, 1458, 1667, 2025, 2187, 2430, 3334, 3645, 4050, 4374, 5001, 6075, 6561, 7290, 8335, 10002, 10935, 12150, 13122, 15003, 16670, 18225, 19683, 21870, 25005, 30006, 32805, 36450, 39366, 41675, 45009, 50010, 54675, 65610, 75015, 83350, 90018, 98415, 109350, 125025, 135027, 150030, 164025, 196830, 225045, 250050, 270054, 328050, 375075, 405081, 450090, 492075, 675135, 750150, 810162, 984150, 1125225, 1215243, 1350270, 2025405, 2250450, 2430486, 3375675, 3645729, 4050810, 6076215, 6751350, 7291458, 10127025, 10937187, 12152430, 18228645, 20254050, 21874374, 30381075, 32811561, 36457290, 54685935, 60762150, 65623122, 91143225, 109371870, 164057805, 182286450, 273429675, 328115610, 546859350, 820289025, 1640578050]

約数ペア:

[(1, 1640578050), (2, 820289025), (3, 546859350), (5, 328115610), (6, 273429675), (9, 182286450), (10, 164057805), (15, 109371870), (18, 91143225), (25, 65623122), (27, 60762150), (30, 54685935), (45, 36457290), (50, 32811561), (54, 30381075), (75, 21874374), (81, 20254050), (90, 18228645), (135, 12152430), (150, 10937187), (162, 10127025), (225, 7291458), (243, 6751350), (270, 6076215), (405, 4050810), (450, 3645729), (486, 3375675), (675, 2430486), (729, 2250450), (810, 2025405), (1215, 1350270), (1350, 1215243), (1458, 1125225), (1667, 984150), (2025, 810162), (2187, 750150), (2430, 675135), (3334, 492075), (3645, 450090), (4050, 405081), (4374, 375075), (5001, 328050), (6075, 270054), (6561, 250050), (7290, 225045), (8335, 196830), (10002, 164025), (10935, 150030), (12150, 135027), (13122, 125025), (15003, 109350), (16670, 98415), (18225, 90018), (19683, 83350), (21870, 75015), (25005, 65610), (30006, 54675), (32805, 50010), (36450, 45009), (39366, 41675)]