130169920

素因数分解:

$2^6\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3203}}^1$

素因数の和:3347

約数の個数: 56

約数和(自身を含む): 312505344

約数和(自身を除く): 182335424

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 160, 254, 320, 508, 635, 1016, 1270, 2032, 2540, 3203, 4064, 5080, 6406, 8128, 10160, 12812, 16015, 20320, 25624, 32030, 40640, 51248, 64060, 102496, 128120, 204992, 256240, 406781, 512480, 813562, 1024960, 1627124, 2033905, 3254248, 4067810, 6508496, 8135620, 13016992, 16271240, 26033984, 32542480, 65084960, 130169920]

約数ペア:

[(1, 130169920), (2, 65084960), (4, 32542480), (5, 26033984), (8, 16271240), (10, 13016992), (16, 8135620), (20, 6508496), (32, 4067810), (40, 3254248), (64, 2033905), (80, 1627124), (127, 1024960), (160, 813562), (254, 512480), (320, 406781), (508, 256240), (635, 204992), (1016, 128120), (1270, 102496), (2032, 64060), (2540, 51248), (3203, 40640), (4064, 32030), (5080, 25624), (6406, 20320), (8128, 16015), (10160, 12812)]