81666104

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1117}}^1$

素因数の和:1192

約数の個数: 64

約数和(自身を含む): 178432800

約数和(自身を除く): 96766696

約数列:

[1, 2, 4, 8, 13, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 247, 296, 481, 494, 703, 962, 988, 1117, 1406, 1924, 1976, 2234, 2812, 3848, 4468, 5624, 8936, 9139, 14521, 18278, 21223, 29042, 36556, 41329, 42446, 58084, 73112, 82658, 84892, 116168, 165316, 169784, 275899, 330632, 537277, 551798, 785251, 1074554, 1103596, 1570502, 2149108, 2207192, 3141004, 4298216, 6282008, 10208263, 20416526, 40833052, 81666104]

約数ペア:

[(1, 81666104), (2, 40833052), (4, 20416526), (8, 10208263), (13, 6282008), (19, 4298216), (26, 3141004), (37, 2207192), (38, 2149108), (52, 1570502), (74, 1103596), (76, 1074554), (104, 785251), (148, 551798), (152, 537277), (247, 330632), (296, 275899), (481, 169784), (494, 165316), (703, 116168), (962, 84892), (988, 82658), (1117, 73112), (1406, 58084), (1924, 42446), (1976, 41329), (2234, 36556), (2812, 29042), (3848, 21223), (4468, 18278), (5624, 14521), (8936, 9139)]