78022720

素因数分解:

$2^6\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1553}}^1$

素因数の和:1727

約数の個数: 56

約数和(自身を含む): 187095384

約数和(自身を除く): 109072664

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 157, 160, 314, 320, 628, 785, 1256, 1553, 1570, 2512, 3106, 3140, 5024, 6212, 6280, 7765, 10048, 12424, 12560, 15530, 24848, 25120, 31060, 49696, 50240, 62120, 99392, 124240, 243821, 248480, 487642, 496960, 975284, 1219105, 1950568, 2438210, 3901136, 4876420, 7802272, 9752840, 15604544, 19505680, 39011360, 78022720]

約数ペア:

[(1, 78022720), (2, 39011360), (4, 19505680), (5, 15604544), (8, 9752840), (10, 7802272), (16, 4876420), (20, 3901136), (32, 2438210), (40, 1950568), (64, 1219105), (80, 975284), (157, 496960), (160, 487642), (314, 248480), (320, 243821), (628, 124240), (785, 99392), (1256, 62120), (1553, 50240), (1570, 49696), (2512, 31060), (3106, 25120), (3140, 24848), (5024, 15530), (6212, 12560), (6280, 12424), (7765, 10048)]