49287880

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:478

約数の個数: 64

約数和(自身を含む): 115007040

約数和(自身を除く): 65719160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 67, 106, 134, 212, 265, 268, 335, 347, 424, 530, 536, 670, 694, 1060, 1340, 1388, 1735, 2120, 2680, 2776, 3470, 3551, 6940, 7102, 13880, 14204, 17755, 18391, 23249, 28408, 35510, 36782, 46498, 71020, 73564, 91955, 92996, 116245, 142040, 147128, 183910, 185992, 232490, 367820, 464980, 735640, 929960, 1232197, 2464394, 4928788, 6160985, 9857576, 12321970, 24643940, 49287880]

約数ペア:

[(1, 49287880), (2, 24643940), (4, 12321970), (5, 9857576), (8, 6160985), (10, 4928788), (20, 2464394), (40, 1232197), (53, 929960), (67, 735640), (106, 464980), (134, 367820), (212, 232490), (265, 185992), (268, 183910), (335, 147128), (347, 142040), (424, 116245), (530, 92996), (536, 91955), (670, 73564), (694, 71020), (1060, 46498), (1340, 36782), (1388, 35510), (1735, 28408), (2120, 23249), (2680, 18391), (2776, 17755), (3470, 14204), (3551, 13880), (6940, 7102)]