20189221300

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{263}}^1\times {\mathrm{16333}}^1$

素因数の和:16657

約数の個数: 72

約数和(自身を含む): 44915625216

約数和(自身を除く): 24726403916

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 94, 100, 188, 235, 263, 470, 526, 940, 1052, 1175, 1315, 2350, 2630, 4700, 5260, 6575, 12361, 13150, 16333, 24722, 26300, 32666, 49444, 61805, 65332, 81665, 123610, 163330, 247220, 309025, 326660, 408325, 618050, 767651, 816650, 1236100, 1535302, 1633300, 3070604, 3838255, 4295579, 7676510, 8591158, 15353020, 17182316, 19191275, 21477895, 38382550, 42955790, 76765100, 85911580, 107389475, 201892213, 214778950, 403784426, 429557900, 807568852, 1009461065, 2018922130, 4037844260, 5047305325, 10094610650, 20189221300]

約数ペア:

[(1, 20189221300), (2, 10094610650), (4, 5047305325), (5, 4037844260), (10, 2018922130), (20, 1009461065), (25, 807568852), (47, 429557900), (50, 403784426), (94, 214778950), (100, 201892213), (188, 107389475), (235, 85911580), (263, 76765100), (470, 42955790), (526, 38382550), (940, 21477895), (1052, 19191275), (1175, 17182316), (1315, 15353020), (2350, 8591158), (2630, 7676510), (4700, 4295579), (5260, 3838255), (6575, 3070604), (12361, 1633300), (13150, 1535302), (16333, 1236100), (24722, 816650), (26300, 767651), (32666, 618050), (49444, 408325), (61805, 326660), (65332, 309025), (81665, 247220), (123610, 163330)]