55128800

素因数分解:

$2^5\times 5^2\times {\mathrm{137}}^1\times {\mathrm{503}}^1$

素因数の和:660

約数の個数: 72

約数和(自身を含む): 135835056

約数和(自身を除く): 80706256

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 137, 160, 200, 274, 400, 503, 548, 685, 800, 1006, 1096, 1370, 2012, 2192, 2515, 2740, 3425, 4024, 4384, 5030, 5480, 6850, 8048, 10060, 10960, 12575, 13700, 16096, 20120, 21920, 25150, 27400, 40240, 50300, 54800, 68911, 80480, 100600, 109600, 137822, 201200, 275644, 344555, 402400, 551288, 689110, 1102576, 1378220, 1722775, 2205152, 2756440, 3445550, 5512880, 6891100, 11025760, 13782200, 27564400, 55128800]

約数ペア:

[(1, 55128800), (2, 27564400), (4, 13782200), (5, 11025760), (8, 6891100), (10, 5512880), (16, 3445550), (20, 2756440), (25, 2205152), (32, 1722775), (40, 1378220), (50, 1102576), (80, 689110), (100, 551288), (137, 402400), (160, 344555), (200, 275644), (274, 201200), (400, 137822), (503, 109600), (548, 100600), (685, 80480), (800, 68911), (1006, 54800), (1096, 50300), (1370, 40240), (2012, 27400), (2192, 25150), (2515, 21920), (2740, 20120), (3425, 16096), (4024, 13700), (4384, 12575), (5030, 10960), (5480, 10060), (6850, 8048)]