78980132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1721}}^1$

素因数の和:1892

約数の個数: 48

約数和(自身を含む): 173577600

約数和(自身を除く): 94597468

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 149, 154, 298, 308, 596, 1043, 1639, 1721, 2086, 3278, 3442, 4172, 6556, 6884, 11473, 12047, 18931, 22946, 24094, 37862, 45892, 48188, 75724, 132517, 256429, 265034, 512858, 530068, 1025716, 1795003, 2820719, 3590006, 5641438, 7180012, 11282876, 19745033, 39490066, 78980132]

約数ペア:

[(1, 78980132), (2, 39490066), (4, 19745033), (7, 11282876), (11, 7180012), (14, 5641438), (22, 3590006), (28, 2820719), (44, 1795003), (77, 1025716), (149, 530068), (154, 512858), (298, 265034), (308, 256429), (596, 132517), (1043, 75724), (1639, 48188), (1721, 45892), (2086, 37862), (3278, 24094), (3442, 22946), (4172, 18931), (6556, 12047), (6884, 11473)]