201645670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{383}}^1$

素因数の和:589

約数の個数: 64

約数和(自身を含む): 408084480

約数和(自身を除く): 206438810

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 85, 95, 163, 170, 190, 323, 326, 383, 646, 766, 815, 1615, 1630, 1915, 2771, 3097, 3230, 3830, 5542, 6194, 6511, 7277, 13022, 13855, 14554, 15485, 27710, 30970, 32555, 36385, 52649, 62429, 65110, 72770, 105298, 123709, 124858, 247418, 263245, 312145, 526490, 618545, 624290, 1061293, 1186151, 1237090, 2122586, 2372302, 5306465, 5930755, 10612930, 11861510, 20164567, 40329134, 100822835, 201645670]

約数ペア:

[(1, 201645670), (2, 100822835), (5, 40329134), (10, 20164567), (17, 11861510), (19, 10612930), (34, 5930755), (38, 5306465), (85, 2372302), (95, 2122586), (163, 1237090), (170, 1186151), (190, 1061293), (323, 624290), (326, 618545), (383, 526490), (646, 312145), (766, 263245), (815, 247418), (1615, 124858), (1630, 123709), (1915, 105298), (2771, 72770), (3097, 65110), (3230, 62429), (3830, 52649), (5542, 36385), (6194, 32555), (6511, 30970), (7277, 27710), (13022, 15485), (13855, 14554)]