71323160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1979}}^1$

素因数の和:2060

約数の個数: 64

約数和(自身を含む): 173210400

約数和(自身を除く): 101887240

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 53, 68, 85, 106, 136, 170, 212, 265, 340, 424, 530, 680, 901, 1060, 1802, 1979, 2120, 3604, 3958, 4505, 7208, 7916, 9010, 9895, 15832, 18020, 19790, 33643, 36040, 39580, 67286, 79160, 104887, 134572, 168215, 209774, 269144, 336430, 419548, 524435, 672860, 839096, 1048870, 1345720, 1783079, 2097740, 3566158, 4195480, 7132316, 8915395, 14264632, 17830790, 35661580, 71323160]

約数ペア:

[(1, 71323160), (2, 35661580), (4, 17830790), (5, 14264632), (8, 8915395), (10, 7132316), (17, 4195480), (20, 3566158), (34, 2097740), (40, 1783079), (53, 1345720), (68, 1048870), (85, 839096), (106, 672860), (136, 524435), (170, 419548), (212, 336430), (265, 269144), (340, 209774), (424, 168215), (530, 134572), (680, 104887), (901, 79160), (1060, 67286), (1802, 39580), (1979, 36040), (2120, 33643), (3604, 19790), (3958, 18020), (4505, 15832), (7208, 9895), (7916, 9010)]