201814778860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1129}}^1\times {\mathrm{1871}}^1$

素因数の和:3307

約数の個数: 96

約数和(自身を含む): 450977829120

約数和(自身を除く): 249163050260

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 281, 340, 562, 1124, 1129, 1405, 1871, 2258, 2810, 3742, 4516, 4777, 5620, 5645, 7484, 9355, 9554, 11290, 18710, 19108, 19193, 22580, 23885, 31807, 37420, 38386, 47770, 63614, 76772, 95540, 95965, 127228, 159035, 191930, 317249, 318070, 383860, 525751, 634498, 636140, 1051502, 1268996, 1586245, 2103004, 2112359, 2628755, 3172490, 4224718, 5257510, 5393233, 6344980, 8449436, 8937767, 10515020, 10561795, 10786466, 17875534, 21123590, 21572932, 26966165, 35751068, 35910103, 42247180, 44688835, 53932330, 71820206, 89377670, 107864660, 143640412, 178755340, 179550515, 359101030, 593572879, 718202060, 1187145758, 2374291516, 2967864395, 5935728790, 10090738943, 11871457580, 20181477886, 40362955772, 50453694715, 100907389430, 201814778860]

約数ペア:

[(1, 201814778860), (2, 100907389430), (4, 50453694715), (5, 40362955772), (10, 20181477886), (17, 11871457580), (20, 10090738943), (34, 5935728790), (68, 2967864395), (85, 2374291516), (170, 1187145758), (281, 718202060), (340, 593572879), (562, 359101030), (1124, 179550515), (1129, 178755340), (1405, 143640412), (1871, 107864660), (2258, 89377670), (2810, 71820206), (3742, 53932330), (4516, 44688835), (4777, 42247180), (5620, 35910103), (5645, 35751068), (7484, 26966165), (9355, 21572932), (9554, 21123590), (11290, 17875534), (18710, 10786466), (19108, 10561795), (19193, 10515020), (22580, 8937767), (23885, 8449436), (31807, 6344980), (37420, 5393233), (38386, 5257510), (47770, 4224718), (63614, 3172490), (76772, 2628755), (95540, 2112359), (95965, 2103004), (127228, 1586245), (159035, 1268996), (191930, 1051502), (317249, 636140), (318070, 634498), (383860, 525751)]