64138816

素因数分解:

$2^6\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2347}}^1$

素因数の和:2427

約数の個数: 56

約数和(自身を含む): 147905216

約数和(自身を除く): 83766400

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 61, 64, 112, 122, 224, 244, 427, 448, 488, 854, 976, 1708, 1952, 2347, 3416, 3904, 4694, 6832, 9388, 13664, 16429, 18776, 27328, 32858, 37552, 65716, 75104, 131432, 143167, 150208, 262864, 286334, 525728, 572668, 1002169, 1051456, 1145336, 2004338, 2290672, 4008676, 4581344, 8017352, 9162688, 16034704, 32069408, 64138816]

約数ペア:

[(1, 64138816), (2, 32069408), (4, 16034704), (7, 9162688), (8, 8017352), (14, 4581344), (16, 4008676), (28, 2290672), (32, 2004338), (56, 1145336), (61, 1051456), (64, 1002169), (112, 572668), (122, 525728), (224, 286334), (244, 262864), (427, 150208), (448, 143167), (488, 131432), (854, 75104), (976, 65716), (1708, 37552), (1952, 32858), (2347, 27328), (3416, 18776), (3904, 16429), (4694, 13664), (6832, 9388)]