89751760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{547}}^1$

素因数の和:860

約数の個数: 80

約数和(自身を含む): 239734656

約数和(自身を除く): 149982896

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 293, 547, 560, 586, 1094, 1172, 1465, 2051, 2188, 2344, 2735, 2930, 3829, 4102, 4376, 4688, 5470, 5860, 7658, 8204, 8752, 10255, 10940, 11720, 15316, 16408, 19145, 20510, 21880, 23440, 30632, 32816, 38290, 41020, 43760, 61264, 76580, 82040, 153160, 160271, 164080, 306320, 320542, 641084, 801355, 1121897, 1282168, 1602710, 2243794, 2564336, 3205420, 4487588, 5609485, 6410840, 8975176, 11218970, 12821680, 17950352, 22437940, 44875880, 89751760]

約数ペア:

[(1, 89751760), (2, 44875880), (4, 22437940), (5, 17950352), (7, 12821680), (8, 11218970), (10, 8975176), (14, 6410840), (16, 5609485), (20, 4487588), (28, 3205420), (35, 2564336), (40, 2243794), (56, 1602710), (70, 1282168), (80, 1121897), (112, 801355), (140, 641084), (280, 320542), (293, 306320), (547, 164080), (560, 160271), (586, 153160), (1094, 82040), (1172, 76580), (1465, 61264), (2051, 43760), (2188, 41020), (2344, 38290), (2735, 32816), (2930, 30632), (3829, 23440), (4102, 21880), (4376, 20510), (4688, 19145), (5470, 16408), (5860, 15316), (7658, 11720), (8204, 10940), (8752, 10255)]