25237120

素因数分解:

$2^7\times 5^1\times {\mathrm{47}}^1\times {\mathrm{839}}^1$

素因数の和:905

約数の個数: 64

約数和(自身を含む): 61689600

約数和(自身を除く): 36452480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 320, 376, 470, 640, 752, 839, 940, 1504, 1678, 1880, 3008, 3356, 3760, 4195, 6016, 6712, 7520, 8390, 13424, 15040, 16780, 26848, 30080, 33560, 39433, 53696, 67120, 78866, 107392, 134240, 157732, 197165, 268480, 315464, 394330, 536960, 630928, 788660, 1261856, 1577320, 2523712, 3154640, 5047424, 6309280, 12618560, 25237120]

約数ペア:

[(1, 25237120), (2, 12618560), (4, 6309280), (5, 5047424), (8, 3154640), (10, 2523712), (16, 1577320), (20, 1261856), (32, 788660), (40, 630928), (47, 536960), (64, 394330), (80, 315464), (94, 268480), (128, 197165), (160, 157732), (188, 134240), (235, 107392), (320, 78866), (376, 67120), (470, 53696), (640, 39433), (752, 33560), (839, 30080), (940, 26848), (1504, 16780), (1678, 15040), (1880, 13424), (3008, 8390), (3356, 7520), (3760, 6712), (4195, 6016)]