81355036

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4933}}^1$

素因数の和:4994

約数の個数: 48

約数和(自身を含む): 176834560

約数和(自身を除く): 95479524

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 62, 76, 124, 133, 217, 266, 434, 532, 589, 868, 1178, 2356, 4123, 4933, 8246, 9866, 16492, 19732, 34531, 69062, 93727, 138124, 152923, 187454, 305846, 374908, 611692, 656089, 1070461, 1312178, 2140922, 2624356, 2905537, 4281844, 5811074, 11622148, 20338759, 40677518, 81355036]

約数ペア:

[(1, 81355036), (2, 40677518), (4, 20338759), (7, 11622148), (14, 5811074), (19, 4281844), (28, 2905537), (31, 2624356), (38, 2140922), (62, 1312178), (76, 1070461), (124, 656089), (133, 611692), (217, 374908), (266, 305846), (434, 187454), (532, 152923), (589, 138124), (868, 93727), (1178, 69062), (2356, 34531), (4123, 19732), (4933, 16492), (8246, 9866)]