31016800

素因数分解:

$2^5\times 5^2\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:440

約数の個数: 72

約数和(自身を含む): 76541976

約数和(自身を除く): 45525176

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 137, 160, 200, 274, 283, 400, 548, 566, 685, 800, 1096, 1132, 1370, 1415, 2192, 2264, 2740, 2830, 3425, 4384, 4528, 5480, 5660, 6850, 7075, 9056, 10960, 11320, 13700, 14150, 21920, 22640, 27400, 28300, 38771, 45280, 54800, 56600, 77542, 109600, 113200, 155084, 193855, 226400, 310168, 387710, 620336, 775420, 969275, 1240672, 1550840, 1938550, 3101680, 3877100, 6203360, 7754200, 15508400, 31016800]

約数ペア:

[(1, 31016800), (2, 15508400), (4, 7754200), (5, 6203360), (8, 3877100), (10, 3101680), (16, 1938550), (20, 1550840), (25, 1240672), (32, 969275), (40, 775420), (50, 620336), (80, 387710), (100, 310168), (137, 226400), (160, 193855), (200, 155084), (274, 113200), (283, 109600), (400, 77542), (548, 56600), (566, 54800), (685, 45280), (800, 38771), (1096, 28300), (1132, 27400), (1370, 22640), (1415, 21920), (2192, 14150), (2264, 13700), (2740, 11320), (2830, 10960), (3425, 9056), (4384, 7075), (4528, 6850), (5480, 5660)]