28373450

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1$

素因数の和:376

約数の個数: 72

約数和(自身を含む): 63251532

約数和(自身を除く): 34878082

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 49, 50, 70, 74, 98, 175, 185, 245, 259, 313, 350, 370, 490, 518, 626, 925, 1225, 1295, 1565, 1813, 1850, 2191, 2450, 2590, 3130, 3626, 4382, 6475, 7825, 9065, 10955, 11581, 12950, 15337, 15650, 18130, 21910, 23162, 30674, 45325, 54775, 57905, 76685, 81067, 90650, 109550, 115810, 153370, 162134, 289525, 383425, 405335, 567469, 579050, 766850, 810670, 1134938, 2026675, 2837345, 4053350, 5674690, 14186725, 28373450]

約数ペア:

[(1, 28373450), (2, 14186725), (5, 5674690), (7, 4053350), (10, 2837345), (14, 2026675), (25, 1134938), (35, 810670), (37, 766850), (49, 579050), (50, 567469), (70, 405335), (74, 383425), (98, 289525), (175, 162134), (185, 153370), (245, 115810), (259, 109550), (313, 90650), (350, 81067), (370, 76685), (490, 57905), (518, 54775), (626, 45325), (925, 30674), (1225, 23162), (1295, 21910), (1565, 18130), (1813, 15650), (1850, 15337), (2191, 12950), (2450, 11581), (2590, 10955), (3130, 9065), (3626, 7825), (4382, 6475)]