2169661664

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{25849}}^1$

素因数の和:25963

約数の個数: 48

約数和(自身を含む): 4442684400

約数和(自身を除く): 2273022736

約数列:

[1, 2, 4, 8, 16, 32, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 1376, 1952, 2623, 5246, 10492, 20984, 25849, 41968, 51698, 83936, 103396, 206792, 413584, 827168, 1111507, 1576789, 2223014, 3153578, 4446028, 6307156, 8892056, 12614312, 17784112, 25228624, 35568224, 50457248, 67801927, 135603854, 271207708, 542415416, 1084830832, 2169661664]

約数ペア:

[(1, 2169661664), (2, 1084830832), (4, 542415416), (8, 271207708), (16, 135603854), (32, 67801927), (43, 50457248), (61, 35568224), (86, 25228624), (122, 17784112), (172, 12614312), (244, 8892056), (344, 6307156), (488, 4446028), (688, 3153578), (976, 2223014), (1376, 1576789), (1952, 1111507), (2623, 827168), (5246, 413584), (10492, 206792), (20984, 103396), (25849, 83936), (41968, 51698)]