205650

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{457}}^1$

素因数の和:475

約数の個数: 36

約数和(自身を含む): 553722

約数和(自身を除く): 348072

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 225, 450, 457, 914, 1371, 2285, 2742, 4113, 4570, 6855, 8226, 11425, 13710, 20565, 22850, 34275, 41130, 68550, 102825, 205650]

約数ペア:

[(1, 205650), (2, 102825), (3, 68550), (5, 41130), (6, 34275), (9, 22850), (10, 20565), (15, 13710), (18, 11425), (25, 8226), (30, 6855), (45, 4570), (50, 4113), (75, 2742), (90, 2285), (150, 1371), (225, 914), (450, 457)]