69137720

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 159606720

約数和(自身を除く): 90469000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 103, 173, 194, 206, 346, 388, 412, 485, 515, 692, 776, 824, 865, 970, 1030, 1384, 1730, 1940, 2060, 3460, 3880, 4120, 6920, 9991, 16781, 17819, 19982, 33562, 35638, 39964, 49955, 67124, 71276, 79928, 83905, 89095, 99910, 134248, 142552, 167810, 178190, 199820, 335620, 356380, 399640, 671240, 712760, 1728443, 3456886, 6913772, 8642215, 13827544, 17284430, 34568860, 69137720]

約数ペア:

[(1, 69137720), (2, 34568860), (4, 17284430), (5, 13827544), (8, 8642215), (10, 6913772), (20, 3456886), (40, 1728443), (97, 712760), (103, 671240), (173, 399640), (194, 356380), (206, 335620), (346, 199820), (388, 178190), (412, 167810), (485, 142552), (515, 134248), (692, 99910), (776, 89095), (824, 83905), (865, 79928), (970, 71276), (1030, 67124), (1384, 49955), (1730, 39964), (1940, 35638), (2060, 33562), (3460, 19982), (3880, 17819), (4120, 16781), (6920, 9991)]