218675350

素因数分解:

$2^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 417629520

約数和(自身を除く): 198954170

約数列:

[1, 2, 5, 10, 25, 50, 53, 106, 179, 265, 358, 461, 530, 895, 922, 1325, 1790, 2305, 2650, 4475, 4610, 8950, 9487, 11525, 18974, 23050, 24433, 47435, 48866, 82519, 94870, 122165, 165038, 237175, 244330, 412595, 474350, 610825, 825190, 1221650, 2062975, 4125950, 4373507, 8747014, 21867535, 43735070, 109337675, 218675350]

約数ペア:

[(1, 218675350), (2, 109337675), (5, 43735070), (10, 21867535), (25, 8747014), (50, 4373507), (53, 4125950), (106, 2062975), (179, 1221650), (265, 825190), (358, 610825), (461, 474350), (530, 412595), (895, 244330), (922, 237175), (1325, 165038), (1790, 122165), (2305, 94870), (2650, 82519), (4475, 48866), (4610, 47435), (8950, 24433), (9487, 23050), (11525, 18974)]