205954910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{347}}^1$

素因数の和:561

約数の個数: 64

約数和(自身を含む): 434972160

約数和(自身を除く): 229017250

約数列:

[1, 2, 5, 7, 10, 14, 35, 61, 70, 122, 139, 278, 305, 347, 427, 610, 694, 695, 854, 973, 1390, 1735, 1946, 2135, 2429, 3470, 4270, 4858, 4865, 8479, 9730, 12145, 16958, 21167, 24290, 42334, 42395, 48233, 59353, 84790, 96466, 105835, 118706, 148169, 211670, 241165, 296338, 296765, 337631, 482330, 593530, 675262, 740845, 1481690, 1688155, 2942213, 3376310, 5884426, 14711065, 20595491, 29422130, 41190982, 102977455, 205954910]

約数ペア:

[(1, 205954910), (2, 102977455), (5, 41190982), (7, 29422130), (10, 20595491), (14, 14711065), (35, 5884426), (61, 3376310), (70, 2942213), (122, 1688155), (139, 1481690), (278, 740845), (305, 675262), (347, 593530), (427, 482330), (610, 337631), (694, 296765), (695, 296338), (854, 241165), (973, 211670), (1390, 148169), (1735, 118706), (1946, 105835), (2135, 96466), (2429, 84790), (3470, 59353), (4270, 48233), (4858, 42395), (4865, 42334), (8479, 24290), (9730, 21167), (12145, 16958)]