51195470

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:221

約数の個数: 64

約数和(自身を含む): 101243520

約数和(自身を除く): 50048050

約数列:

[1, 2, 5, 10, 23, 41, 46, 61, 82, 89, 115, 122, 178, 205, 230, 305, 410, 445, 610, 890, 943, 1403, 1886, 2047, 2501, 2806, 3649, 4094, 4715, 5002, 5429, 7015, 7298, 9430, 10235, 10858, 12505, 14030, 18245, 20470, 25010, 27145, 36490, 54290, 57523, 83927, 115046, 124867, 167854, 222589, 249734, 287615, 419635, 445178, 575230, 624335, 839270, 1112945, 1248670, 2225890, 5119547, 10239094, 25597735, 51195470]

約数ペア:

[(1, 51195470), (2, 25597735), (5, 10239094), (10, 5119547), (23, 2225890), (41, 1248670), (46, 1112945), (61, 839270), (82, 624335), (89, 575230), (115, 445178), (122, 419635), (178, 287615), (205, 249734), (230, 222589), (305, 167854), (410, 124867), (445, 115046), (610, 83927), (890, 57523), (943, 54290), (1403, 36490), (1886, 27145), (2047, 25010), (2501, 20470), (2806, 18245), (3649, 14030), (4094, 12505), (4715, 10858), (5002, 10235), (5429, 9430), (7015, 7298)]