201073520

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{1009}}^1$

素因数の和:1122

約数の個数: 80

約数和(自身を含む): 486933120

約数和(自身を除く): 285859600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 53, 80, 94, 106, 188, 212, 235, 265, 376, 424, 470, 530, 752, 848, 940, 1009, 1060, 1880, 2018, 2120, 2491, 3760, 4036, 4240, 4982, 5045, 8072, 9964, 10090, 12455, 16144, 19928, 20180, 24910, 39856, 40360, 47423, 49820, 53477, 80720, 94846, 99640, 106954, 189692, 199280, 213908, 237115, 267385, 379384, 427816, 474230, 534770, 758768, 855632, 948460, 1069540, 1896920, 2139080, 2513419, 3793840, 4278160, 5026838, 10053676, 12567095, 20107352, 25134190, 40214704, 50268380, 100536760, 201073520]

約数ペア:

[(1, 201073520), (2, 100536760), (4, 50268380), (5, 40214704), (8, 25134190), (10, 20107352), (16, 12567095), (20, 10053676), (40, 5026838), (47, 4278160), (53, 3793840), (80, 2513419), (94, 2139080), (106, 1896920), (188, 1069540), (212, 948460), (235, 855632), (265, 758768), (376, 534770), (424, 474230), (470, 427816), (530, 379384), (752, 267385), (848, 237115), (940, 213908), (1009, 199280), (1060, 189692), (1880, 106954), (2018, 99640), (2120, 94846), (2491, 80720), (3760, 53477), (4036, 49820), (4240, 47423), (4982, 40360), (5045, 39856), (8072, 24910), (9964, 20180), (10090, 19928), (12455, 16144)]