136400005

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 200672640

約数和(自身を除く): 64272635

約数列:

[1, 5, 7, 23, 35, 53, 115, 139, 161, 265, 371, 529, 695, 805, 973, 1219, 1855, 2645, 3197, 3703, 4865, 6095, 7367, 8533, 15985, 18515, 22379, 28037, 36835, 42665, 51569, 73531, 111895, 140185, 169441, 196259, 257845, 367655, 514717, 847205, 981295, 1186087, 2573585, 3897143, 5930435, 19485715, 27280001, 136400005]

約数ペア:

[(1, 136400005), (5, 27280001), (7, 19485715), (23, 5930435), (35, 3897143), (53, 2573585), (115, 1186087), (139, 981295), (161, 847205), (265, 514717), (371, 367655), (529, 257845), (695, 196259), (805, 169441), (973, 140185), (1219, 111895), (1855, 73531), (2645, 51569), (3197, 42665), (3703, 36835), (4865, 28037), (6095, 22379), (7367, 18515), (8533, 15985)]