20084156950

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{39563}}^1$

素因数の和:39670

約数の個数: 96

約数和(自身を含む): 44506651392

約数和(自身を除く): 24422494442

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 71, 110, 130, 142, 143, 275, 286, 325, 355, 550, 650, 710, 715, 781, 923, 1430, 1562, 1775, 1846, 3550, 3575, 3905, 4615, 7150, 7810, 9230, 10153, 19525, 20306, 23075, 39050, 39563, 46150, 50765, 79126, 101530, 197815, 253825, 395630, 435193, 507650, 514319, 870386, 989075, 1028638, 1978150, 2175965, 2571595, 2808973, 4351930, 5143190, 5617946, 5657509, 10879825, 11315018, 12857975, 14044865, 21759650, 25715950, 28089730, 28287545, 30898703, 36516649, 56575090, 61797406, 70224325, 73033298, 140448650, 141437725, 154493515, 182583245, 282875450, 308987030, 365166490, 401683139, 772467575, 803366278, 912916225, 1544935150, 1825832450, 2008415695, 4016831390, 10042078475, 20084156950]

約数ペア:

[(1, 20084156950), (2, 10042078475), (5, 4016831390), (10, 2008415695), (11, 1825832450), (13, 1544935150), (22, 912916225), (25, 803366278), (26, 772467575), (50, 401683139), (55, 365166490), (65, 308987030), (71, 282875450), (110, 182583245), (130, 154493515), (142, 141437725), (143, 140448650), (275, 73033298), (286, 70224325), (325, 61797406), (355, 56575090), (550, 36516649), (650, 30898703), (710, 28287545), (715, 28089730), (781, 25715950), (923, 21759650), (1430, 14044865), (1562, 12857975), (1775, 11315018), (1846, 10879825), (3550, 5657509), (3575, 5617946), (3905, 5143190), (4615, 4351930), (7150, 2808973), (7810, 2571595), (9230, 2175965), (10153, 1978150), (19525, 1028638), (20306, 989075), (23075, 870386), (39050, 514319), (39563, 507650), (46150, 435193), (50765, 395630), (79126, 253825), (101530, 197815)]