28752800

素因数分解:

$2^5\times 5^2\times {\mathrm{127}}^1\times {\mathrm{283}}^1$

素因数の和:430

約数の個数: 72

約数和(自身を含む): 70995456

約数和(自身を除く): 42242656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 127, 160, 200, 254, 283, 400, 508, 566, 635, 800, 1016, 1132, 1270, 1415, 2032, 2264, 2540, 2830, 3175, 4064, 4528, 5080, 5660, 6350, 7075, 9056, 10160, 11320, 12700, 14150, 20320, 22640, 25400, 28300, 35941, 45280, 50800, 56600, 71882, 101600, 113200, 143764, 179705, 226400, 287528, 359410, 575056, 718820, 898525, 1150112, 1437640, 1797050, 2875280, 3594100, 5750560, 7188200, 14376400, 28752800]

約数ペア:

[(1, 28752800), (2, 14376400), (4, 7188200), (5, 5750560), (8, 3594100), (10, 2875280), (16, 1797050), (20, 1437640), (25, 1150112), (32, 898525), (40, 718820), (50, 575056), (80, 359410), (100, 287528), (127, 226400), (160, 179705), (200, 143764), (254, 113200), (283, 101600), (400, 71882), (508, 56600), (566, 50800), (635, 45280), (800, 35941), (1016, 28300), (1132, 25400), (1270, 22640), (1415, 20320), (2032, 14150), (2264, 12700), (2540, 11320), (2830, 10160), (3175, 9056), (4064, 7075), (4528, 6350), (5080, 5660)]