211231700

素因数分解:

$2^2\times 5^2\times {\mathrm{163}}^1\times {\mathrm{12959}}^1$

素因数の和:13136

約数の個数: 36

約数和(自身を含む): 461220480

約数和(自身を除く): 249988780

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 163, 326, 652, 815, 1630, 3260, 4075, 8150, 12959, 16300, 25918, 51836, 64795, 129590, 259180, 323975, 647950, 1295900, 2112317, 4224634, 8449268, 10561585, 21123170, 42246340, 52807925, 105615850, 211231700]

約数ペア:

[(1, 211231700), (2, 105615850), (4, 52807925), (5, 42246340), (10, 21123170), (20, 10561585), (25, 8449268), (50, 4224634), (100, 2112317), (163, 1295900), (326, 647950), (652, 323975), (815, 259180), (1630, 129590), (3260, 64795), (4075, 51836), (8150, 25918), (12959, 16300)]