29820975

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1231}}^1$

素因数の和:1280

約数の個数: 48

約数和(自身を含む): 54996480

約数和(自身を除く): 25175505

約数列:

[1, 3, 5, 15, 17, 19, 25, 51, 57, 75, 85, 95, 255, 285, 323, 425, 475, 969, 1231, 1275, 1425, 1615, 3693, 4845, 6155, 8075, 18465, 20927, 23389, 24225, 30775, 62781, 70167, 92325, 104635, 116945, 313905, 350835, 397613, 523175, 584725, 1192839, 1569525, 1754175, 1988065, 5964195, 9940325, 29820975]

約数ペア:

[(1, 29820975), (3, 9940325), (5, 5964195), (15, 1988065), (17, 1754175), (19, 1569525), (25, 1192839), (51, 584725), (57, 523175), (75, 397613), (85, 350835), (95, 313905), (255, 116945), (285, 104635), (323, 92325), (425, 70167), (475, 62781), (969, 30775), (1231, 24225), (1275, 23389), (1425, 20927), (1615, 18465), (3693, 8075), (4845, 6155)]