216405650

素因数分解:

$2^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{28663}}^1$

素因数の和:28826

約数の個数: 24

約数和(自身を含む): 405194304

約数和(自身を除く): 188788654

約数列:

[1, 2, 5, 10, 25, 50, 151, 302, 755, 1510, 3775, 7550, 28663, 57326, 143315, 286630, 716575, 1433150, 4328113, 8656226, 21640565, 43281130, 108202825, 216405650]

約数ペア:

[(1, 216405650), (2, 108202825), (5, 43281130), (10, 21640565), (25, 8656226), (50, 4328113), (151, 1433150), (302, 716575), (755, 286630), (1510, 143315), (3775, 57326), (7550, 28663)]