8001565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1$

素因数の和:98

約数の個数: 48

約数和(自身を含む): 12289536

約数和(自身を除く): 4287971

約数列:

[1, 5, 11, 13, 19, 31, 55, 65, 95, 143, 155, 209, 247, 341, 361, 403, 589, 715, 1045, 1235, 1705, 1805, 2015, 2717, 2945, 3971, 4433, 4693, 6479, 7657, 11191, 13585, 19855, 22165, 23465, 32395, 38285, 51623, 55955, 84227, 123101, 145483, 258115, 421135, 615505, 727415, 1600313, 8001565]

約数ペア:

[(1, 8001565), (5, 1600313), (11, 727415), (13, 615505), (19, 421135), (31, 258115), (55, 145483), (65, 123101), (95, 84227), (143, 55955), (155, 51623), (209, 38285), (247, 32395), (341, 23465), (361, 22165), (403, 19855), (589, 13585), (715, 11191), (1045, 7657), (1235, 6479), (1705, 4693), (1805, 4433), (2015, 3971), (2717, 2945)]