814146515

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^2\times {\mathrm{53}}^2$

素因数の和:158

約数の個数: 72

約数和(自身を含む): 1257429600

約数和(自身を除く): 443283085

約数列:

[1, 5, 7, 13, 35, 49, 53, 65, 91, 169, 245, 265, 343, 371, 455, 637, 689, 845, 1183, 1715, 1855, 2597, 2809, 3185, 3445, 4459, 4823, 5915, 8281, 8957, 12985, 14045, 18179, 19663, 22295, 24115, 33761, 36517, 41405, 44785, 57967, 62699, 90895, 98315, 137641, 168805, 182585, 236327, 255619, 289835, 313495, 438893, 474721, 688205, 963487, 1181635, 1278095, 1789333, 2194465, 2373605, 3072251, 3323047, 4817435, 8946665, 12525331, 15361255, 16615235, 23261329, 62626655, 116306645, 162829303, 814146515]

約数ペア:

[(1, 814146515), (5, 162829303), (7, 116306645), (13, 62626655), (35, 23261329), (49, 16615235), (53, 15361255), (65, 12525331), (91, 8946665), (169, 4817435), (245, 3323047), (265, 3072251), (343, 2373605), (371, 2194465), (455, 1789333), (637, 1278095), (689, 1181635), (845, 963487), (1183, 688205), (1715, 474721), (1855, 438893), (2597, 313495), (2809, 289835), (3185, 255619), (3445, 236327), (4459, 182585), (4823, 168805), (5915, 137641), (8281, 98315), (8957, 90895), (12985, 62699), (14045, 57967), (18179, 44785), (19663, 41405), (22295, 36517), (24115, 33761)]