51896680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{1493}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 129081600

約数和(自身を除く): 77184920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 79, 88, 110, 158, 220, 316, 395, 440, 632, 790, 869, 1493, 1580, 1738, 2986, 3160, 3476, 4345, 5972, 6952, 7465, 8690, 11944, 14930, 16423, 17380, 29860, 32846, 34760, 59720, 65692, 82115, 117947, 131384, 164230, 235894, 328460, 471788, 589735, 656920, 943576, 1179470, 1297417, 2358940, 2594834, 4717880, 5189668, 6487085, 10379336, 12974170, 25948340, 51896680]

約数ペア:

[(1, 51896680), (2, 25948340), (4, 12974170), (5, 10379336), (8, 6487085), (10, 5189668), (11, 4717880), (20, 2594834), (22, 2358940), (40, 1297417), (44, 1179470), (55, 943576), (79, 656920), (88, 589735), (110, 471788), (158, 328460), (220, 235894), (316, 164230), (395, 131384), (440, 117947), (632, 82115), (790, 65692), (869, 59720), (1493, 34760), (1580, 32846), (1738, 29860), (2986, 17380), (3160, 16423), (3476, 14930), (4345, 11944), (5972, 8690), (6952, 7465)]