1378839700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{63541}}^1$

素因数の和:63593

約数の個数: 72

約数和(自身を含む): 3529885184

約数和(自身を除く): 2151045484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 775, 868, 1085, 1550, 2170, 3100, 4340, 5425, 10850, 21700, 63541, 127082, 254164, 317705, 444787, 635410, 889574, 1270820, 1588525, 1779148, 1969771, 2223935, 3177050, 3939542, 4447870, 6354100, 7879084, 8895740, 9848855, 11119675, 13788397, 19697710, 22239350, 27576794, 39395420, 44478700, 49244275, 55153588, 68941985, 98488550, 137883970, 196977100, 275767940, 344709925, 689419850, 1378839700]

約数ペア:

[(1, 1378839700), (2, 689419850), (4, 344709925), (5, 275767940), (7, 196977100), (10, 137883970), (14, 98488550), (20, 68941985), (25, 55153588), (28, 49244275), (31, 44478700), (35, 39395420), (50, 27576794), (62, 22239350), (70, 19697710), (100, 13788397), (124, 11119675), (140, 9848855), (155, 8895740), (175, 7879084), (217, 6354100), (310, 4447870), (350, 3939542), (434, 3177050), (620, 2223935), (700, 1969771), (775, 1779148), (868, 1588525), (1085, 1270820), (1550, 889574), (2170, 635410), (3100, 444787), (4340, 317705), (5425, 254164), (10850, 127082), (21700, 63541)]