8045778

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 18748800

約数和(自身を除く): 10703022

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 61, 78, 89, 114, 122, 178, 183, 247, 267, 366, 494, 534, 741, 793, 1157, 1159, 1482, 1586, 1691, 2314, 2318, 2379, 3382, 3471, 3477, 4758, 5073, 5429, 6942, 6954, 10146, 10858, 15067, 16287, 21983, 30134, 32574, 43966, 45201, 65949, 70577, 90402, 103151, 131898, 141154, 206302, 211731, 309453, 423462, 618906, 1340963, 2681926, 4022889, 8045778]

約数ペア:

[(1, 8045778), (2, 4022889), (3, 2681926), (6, 1340963), (13, 618906), (19, 423462), (26, 309453), (38, 211731), (39, 206302), (57, 141154), (61, 131898), (78, 103151), (89, 90402), (114, 70577), (122, 65949), (178, 45201), (183, 43966), (247, 32574), (267, 30134), (366, 21983), (494, 16287), (534, 15067), (741, 10858), (793, 10146), (1157, 6954), (1159, 6942), (1482, 5429), (1586, 5073), (1691, 4758), (2314, 3477), (2318, 3471), (2379, 3382)]