75777520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1487}}^1$

素因数の和:1527

約数の個数: 120

約数和(自身を含む): 220860864

約数和(自身を除く): 145083344

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 182, 196, 208, 245, 260, 280, 364, 392, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1274, 1456, 1487, 1820, 1960, 2548, 2974, 3185, 3640, 3920, 5096, 5948, 6370, 7280, 7435, 10192, 10409, 11896, 12740, 14870, 19331, 20818, 23792, 25480, 29740, 38662, 41636, 50960, 52045, 59480, 72863, 77324, 83272, 96655, 104090, 118960, 135317, 145726, 154648, 166544, 193310, 208180, 270634, 291452, 309296, 364315, 386620, 416360, 541268, 582904, 676585, 728630, 773240, 832720, 947219, 1082536, 1165808, 1353170, 1457260, 1546480, 1894438, 2165072, 2706340, 2914520, 3788876, 4736095, 5412680, 5829040, 7577752, 9472190, 10825360, 15155504, 18944380, 37888760, 75777520]

約数ペア:

[(1, 75777520), (2, 37888760), (4, 18944380), (5, 15155504), (7, 10825360), (8, 9472190), (10, 7577752), (13, 5829040), (14, 5412680), (16, 4736095), (20, 3788876), (26, 2914520), (28, 2706340), (35, 2165072), (40, 1894438), (49, 1546480), (52, 1457260), (56, 1353170), (65, 1165808), (70, 1082536), (80, 947219), (91, 832720), (98, 773240), (104, 728630), (112, 676585), (130, 582904), (140, 541268), (182, 416360), (196, 386620), (208, 364315), (245, 309296), (260, 291452), (280, 270634), (364, 208180), (392, 193310), (455, 166544), (490, 154648), (520, 145726), (560, 135317), (637, 118960), (728, 104090), (784, 96655), (910, 83272), (980, 77324), (1040, 72863), (1274, 59480), (1456, 52045), (1487, 50960), (1820, 41636), (1960, 38662), (2548, 29740), (2974, 25480), (3185, 23792), (3640, 20818), (3920, 19331), (5096, 14870), (5948, 12740), (6370, 11896), (7280, 10409), (7435, 10192)]