159906890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1669}}^1$

素因数の和:1767

約数の個数: 64

約数和(自身を含む): 343405440

約数和(自身を除く): 183498550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 67, 110, 130, 134, 143, 286, 335, 670, 715, 737, 871, 1430, 1474, 1669, 1742, 3338, 3685, 4355, 7370, 8345, 8710, 9581, 16690, 18359, 19162, 21697, 36718, 43394, 47905, 91795, 95810, 108485, 111823, 183590, 216970, 223646, 238667, 477334, 559115, 1118230, 1193335, 1230053, 1453699, 2386670, 2460106, 2907398, 6150265, 7268495, 12300530, 14536990, 15990689, 31981378, 79953445, 159906890]

約数ペア:

[(1, 159906890), (2, 79953445), (5, 31981378), (10, 15990689), (11, 14536990), (13, 12300530), (22, 7268495), (26, 6150265), (55, 2907398), (65, 2460106), (67, 2386670), (110, 1453699), (130, 1230053), (134, 1193335), (143, 1118230), (286, 559115), (335, 477334), (670, 238667), (715, 223646), (737, 216970), (871, 183590), (1430, 111823), (1474, 108485), (1669, 95810), (1742, 91795), (3338, 47905), (3685, 43394), (4355, 36718), (7370, 21697), (8345, 19162), (8710, 18359), (9581, 16690)]