71720792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{883}}^1$

素因数の和:984

約数の個数: 64

約数和(自身を含む): 160392960

約数和(自身を除く): 88672168

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 71, 88, 104, 142, 143, 284, 286, 568, 572, 781, 883, 923, 1144, 1562, 1766, 1846, 3124, 3532, 3692, 6248, 7064, 7384, 9713, 10153, 11479, 19426, 20306, 22958, 38852, 40612, 45916, 62693, 77704, 81224, 91832, 125386, 126269, 250772, 252538, 501544, 505076, 689623, 815009, 1010152, 1379246, 1630018, 2758492, 3260036, 5516984, 6520072, 8965099, 17930198, 35860396, 71720792]

約数ペア:

[(1, 71720792), (2, 35860396), (4, 17930198), (8, 8965099), (11, 6520072), (13, 5516984), (22, 3260036), (26, 2758492), (44, 1630018), (52, 1379246), (71, 1010152), (88, 815009), (104, 689623), (142, 505076), (143, 501544), (284, 252538), (286, 250772), (568, 126269), (572, 125386), (781, 91832), (883, 81224), (923, 77704), (1144, 62693), (1562, 45916), (1766, 40612), (1846, 38852), (3124, 22958), (3532, 20306), (3692, 19426), (6248, 11479), (7064, 10153), (7384, 9713)]