51668680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{1453}}^1$

素因数の和:1598

約数の個数: 64

約数和(自身を含む): 134000640

約数和(自身を除く): 82331960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 127, 140, 254, 280, 508, 635, 889, 1016, 1270, 1453, 1778, 2540, 2906, 3556, 4445, 5080, 5812, 7112, 7265, 8890, 10171, 11624, 14530, 17780, 20342, 29060, 35560, 40684, 50855, 58120, 81368, 101710, 184531, 203420, 369062, 406840, 738124, 922655, 1291717, 1476248, 1845310, 2583434, 3690620, 5166868, 6458585, 7381240, 10333736, 12917170, 25834340, 51668680]

約数ペア:

[(1, 51668680), (2, 25834340), (4, 12917170), (5, 10333736), (7, 7381240), (8, 6458585), (10, 5166868), (14, 3690620), (20, 2583434), (28, 1845310), (35, 1476248), (40, 1291717), (56, 922655), (70, 738124), (127, 406840), (140, 369062), (254, 203420), (280, 184531), (508, 101710), (635, 81368), (889, 58120), (1016, 50855), (1270, 40684), (1453, 35560), (1778, 29060), (2540, 20342), (2906, 17780), (3556, 14530), (4445, 11624), (5080, 10171), (5812, 8890), (7112, 7265)]