129543805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{421}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 170150400

約数和(自身を除く): 40606595

約数列:

[1, 5, 19, 41, 79, 95, 205, 395, 421, 779, 1501, 2105, 3239, 3895, 7505, 7999, 16195, 17261, 33259, 39995, 61541, 86305, 166295, 307705, 327959, 631921, 1363619, 1639795, 3159605, 6818095, 25908761, 129543805]

約数ペア:

[(1, 129543805), (5, 25908761), (19, 6818095), (41, 3159605), (79, 1639795), (95, 1363619), (205, 631921), (395, 327959), (421, 307705), (779, 166295), (1501, 86305), (2105, 61541), (3239, 39995), (3895, 33259), (7505, 17261), (7999, 16195)]