65173625

素因数分解:

$5^3\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 92951040

約数和(自身を除く): 27777415

約数列:

[1, 5, 11, 25, 31, 55, 121, 125, 139, 155, 275, 341, 605, 695, 775, 1375, 1529, 1705, 3025, 3475, 3751, 3875, 4309, 7645, 8525, 15125, 16819, 17375, 18755, 21545, 38225, 42625, 47399, 84095, 93775, 107725, 191125, 236995, 420475, 468875, 521389, 538625, 1184975, 2102375, 2606945, 5924875, 13034725, 65173625]

約数ペア:

[(1, 65173625), (5, 13034725), (11, 5924875), (25, 2606945), (31, 2102375), (55, 1184975), (121, 538625), (125, 521389), (139, 468875), (155, 420475), (275, 236995), (341, 191125), (605, 107725), (695, 93775), (775, 84095), (1375, 47399), (1529, 42625), (1705, 38225), (3025, 21545), (3475, 18755), (3751, 17375), (3875, 16819), (4309, 15125), (7645, 8525)]