257357200

素因数分解:

$2^4\times 5^2\times {\mathrm{37}}^1\times {\mathrm{17389}}^1$

素因数の和:17444

約数の個数: 60

約数和(自身を含む): 635048020

約数和(自身を除く): 377690820

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 37, 40, 50, 74, 80, 100, 148, 185, 200, 296, 370, 400, 592, 740, 925, 1480, 1850, 2960, 3700, 7400, 14800, 17389, 34778, 69556, 86945, 139112, 173890, 278224, 347780, 434725, 643393, 695560, 869450, 1286786, 1391120, 1738900, 2573572, 3216965, 3477800, 5147144, 6433930, 6955600, 10294288, 12867860, 16084825, 25735720, 32169650, 51471440, 64339300, 128678600, 257357200]

約数ペア:

[(1, 257357200), (2, 128678600), (4, 64339300), (5, 51471440), (8, 32169650), (10, 25735720), (16, 16084825), (20, 12867860), (25, 10294288), (37, 6955600), (40, 6433930), (50, 5147144), (74, 3477800), (80, 3216965), (100, 2573572), (148, 1738900), (185, 1391120), (200, 1286786), (296, 869450), (370, 695560), (400, 643393), (592, 434725), (740, 347780), (925, 278224), (1480, 173890), (1850, 139112), (2960, 86945), (3700, 69556), (7400, 34778), (14800, 17389)]