2978324752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{3637}}^1$

素因数の和:3816

約数の個数: 80

約数和(自身を含む): 6467141632

約数和(自身を除く): 3488816880

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 127, 208, 248, 254, 403, 496, 508, 806, 1016, 1612, 1651, 2032, 3224, 3302, 3637, 3937, 6448, 6604, 7274, 7874, 13208, 14548, 15748, 26416, 29096, 31496, 47281, 51181, 58192, 62992, 94562, 102362, 112747, 189124, 204724, 225494, 378248, 409448, 450988, 461899, 756496, 818896, 901976, 923798, 1465711, 1803952, 1847596, 2931422, 3695192, 5862844, 6004687, 7390384, 11725688, 12009374, 14318869, 23451376, 24018748, 28637738, 48037496, 57275476, 96074992, 114550952, 186145297, 229101904, 372290594, 744581188, 1489162376, 2978324752]

約数ペア:

[(1, 2978324752), (2, 1489162376), (4, 744581188), (8, 372290594), (13, 229101904), (16, 186145297), (26, 114550952), (31, 96074992), (52, 57275476), (62, 48037496), (104, 28637738), (124, 24018748), (127, 23451376), (208, 14318869), (248, 12009374), (254, 11725688), (403, 7390384), (496, 6004687), (508, 5862844), (806, 3695192), (1016, 2931422), (1612, 1847596), (1651, 1803952), (2032, 1465711), (3224, 923798), (3302, 901976), (3637, 818896), (3937, 756496), (6448, 461899), (6604, 450988), (7274, 409448), (7874, 378248), (13208, 225494), (14548, 204724), (15748, 189124), (26416, 112747), (29096, 102362), (31496, 94562), (47281, 62992), (51181, 58192)]