78092980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{4013}}^1$

素因数の和:4168

約数の個数: 48

約数和(自身を含む): 188818560

約数和(自身を除く): 110725580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4013, 4865, 8026, 9730, 16052, 19460, 20065, 28091, 40130, 56182, 80260, 112364, 140455, 280910, 557807, 561820, 1115614, 2231228, 2789035, 3904649, 5578070, 7809298, 11156140, 15618596, 19523245, 39046490, 78092980]

約数ペア:

[(1, 78092980), (2, 39046490), (4, 19523245), (5, 15618596), (7, 11156140), (10, 7809298), (14, 5578070), (20, 3904649), (28, 2789035), (35, 2231228), (70, 1115614), (139, 561820), (140, 557807), (278, 280910), (556, 140455), (695, 112364), (973, 80260), (1390, 56182), (1946, 40130), (2780, 28091), (3892, 20065), (4013, 19460), (4865, 16052), (8026, 9730)]