15545450

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 30533760

約数和(自身を除く): 14988310

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 71, 142, 145, 151, 290, 302, 355, 710, 725, 755, 1450, 1510, 1775, 2059, 3550, 3775, 4118, 4379, 7550, 8758, 10295, 10721, 20590, 21442, 21895, 43790, 51475, 53605, 102950, 107210, 109475, 218950, 268025, 310909, 536050, 621818, 1554545, 3109090, 7772725, 15545450]

約数ペア:

[(1, 15545450), (2, 7772725), (5, 3109090), (10, 1554545), (25, 621818), (29, 536050), (50, 310909), (58, 268025), (71, 218950), (142, 109475), (145, 107210), (151, 102950), (290, 53605), (302, 51475), (355, 43790), (710, 21895), (725, 21442), (755, 20590), (1450, 10721), (1510, 10295), (1775, 8758), (2059, 7550), (3550, 4379), (3775, 4118)]