156945507520

素因数分解:

$2^6\times 5^1\times {\mathrm{490454711}}^1$

素因数の和:490454728

約数の個数: 28

約数和(自身を含む): 373726490544

約数和(自身を除く): 216780983024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 490454711, 980909422, 1961818844, 2452273555, 3923637688, 4904547110, 7847275376, 9809094220, 15694550752, 19618188440, 31389101504, 39236376880, 78472753760, 156945507520]

約数ペア:

[(1, 156945507520), (2, 78472753760), (4, 39236376880), (5, 31389101504), (8, 19618188440), (10, 15694550752), (16, 9809094220), (20, 7847275376), (32, 4904547110), (40, 3923637688), (64, 2452273555), (80, 1961818844), (160, 980909422), (320, 490454711)]