20532103675

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{4783}}^1$

素因数の和:5044

約数の個数: 48

約数和(自身を含む): 27335393280

約数和(自身を除く): 6803289605

約数列:

[1, 5, 25, 29, 31, 145, 155, 191, 725, 775, 899, 955, 4495, 4775, 4783, 5539, 5921, 22475, 23915, 27695, 29605, 119575, 138475, 138707, 148025, 148273, 171709, 693535, 741365, 858545, 913553, 3467675, 3706825, 4292725, 4299917, 4567765, 21499585, 22838825, 26493037, 28320143, 107497925, 132465185, 141600715, 662325925, 708003575, 821284147, 4106420735, 20532103675]

約数ペア:

[(1, 20532103675), (5, 4106420735), (25, 821284147), (29, 708003575), (31, 662325925), (145, 141600715), (155, 132465185), (191, 107497925), (725, 28320143), (775, 26493037), (899, 22838825), (955, 21499585), (4495, 4567765), (4775, 4299917), (4783, 4292725), (5539, 3706825), (5921, 3467675), (22475, 913553), (23915, 858545), (27695, 741365), (29605, 693535), (119575, 171709), (138475, 148273), (138707, 148025)]