254608360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8171}}^1$

素因数の和:8242

約数の個数: 64

約数和(自身を含む): 617803200

約数和(自身を除く): 363194840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 76, 82, 95, 152, 164, 190, 205, 328, 380, 410, 760, 779, 820, 1558, 1640, 3116, 3895, 6232, 7790, 8171, 15580, 16342, 31160, 32684, 40855, 65368, 81710, 155249, 163420, 310498, 326840, 335011, 620996, 670022, 776245, 1241992, 1340044, 1552490, 1675055, 2680088, 3104980, 3350110, 6209960, 6365209, 6700220, 12730418, 13400440, 25460836, 31826045, 50921672, 63652090, 127304180, 254608360]

約数ペア:

[(1, 254608360), (2, 127304180), (4, 63652090), (5, 50921672), (8, 31826045), (10, 25460836), (19, 13400440), (20, 12730418), (38, 6700220), (40, 6365209), (41, 6209960), (76, 3350110), (82, 3104980), (95, 2680088), (152, 1675055), (164, 1552490), (190, 1340044), (205, 1241992), (328, 776245), (380, 670022), (410, 620996), (760, 335011), (779, 326840), (820, 310498), (1558, 163420), (1640, 155249), (3116, 81710), (3895, 65368), (6232, 40855), (7790, 32684), (8171, 31160), (15580, 16342)]