221434100

素因数分解:

$2^2\times 5^2\times {\mathrm{271}}^1\times {\mathrm{8171}}^1$

素因数の和:8456

約数の個数: 36

約数和(自身を含む): 482344128

約数和(自身を除く): 260910028

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 271, 542, 1084, 1355, 2710, 5420, 6775, 8171, 13550, 16342, 27100, 32684, 40855, 81710, 163420, 204275, 408550, 817100, 2214341, 4428682, 8857364, 11071705, 22143410, 44286820, 55358525, 110717050, 221434100]

約数ペア:

[(1, 221434100), (2, 110717050), (4, 55358525), (5, 44286820), (10, 22143410), (20, 11071705), (25, 8857364), (50, 4428682), (100, 2214341), (271, 817100), (542, 408550), (1084, 204275), (1355, 163420), (2710, 81710), (5420, 40855), (6775, 32684), (8171, 27100), (13550, 16342)]