103531475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 142848000

約数和(自身を除く): 39316525

約数列:

[1, 5, 19, 25, 31, 79, 89, 95, 155, 395, 445, 475, 589, 775, 1501, 1691, 1975, 2225, 2449, 2759, 2945, 7031, 7505, 8455, 12245, 13795, 14725, 35155, 37525, 42275, 46531, 52421, 61225, 68975, 133589, 175775, 217961, 232655, 262105, 667945, 1089805, 1163275, 1310525, 3339725, 4141259, 5449025, 20706295, 103531475]

約数ペア:

[(1, 103531475), (5, 20706295), (19, 5449025), (25, 4141259), (31, 3339725), (79, 1310525), (89, 1163275), (95, 1089805), (155, 667945), (395, 262105), (445, 232655), (475, 217961), (589, 175775), (775, 133589), (1501, 68975), (1691, 61225), (1975, 52421), (2225, 46531), (2449, 42275), (2759, 37525), (2945, 35155), (7031, 14725), (7505, 13795), (8455, 12245)]