81250072

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{2039}}^1$

素因数の和:2355

約数の個数: 32

約数和(自身を含む): 161935200

約数和(自身を除く): 80685128

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 293, 586, 1172, 2039, 2344, 4078, 4981, 8156, 9962, 16312, 19924, 34663, 39848, 69326, 138652, 277304, 597427, 1194854, 2389708, 4779416, 10156259, 20312518, 40625036, 81250072]

約数ペア:

[(1, 81250072), (2, 40625036), (4, 20312518), (8, 10156259), (17, 4779416), (34, 2389708), (68, 1194854), (136, 597427), (293, 277304), (586, 138652), (1172, 69326), (2039, 39848), (2344, 34663), (4078, 19924), (4981, 16312), (8156, 9962)]