83860784

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:330

約数の個数: 80

約数和(自身を含む): 192844800

約数和(自身を除く): 108984016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 89, 94, 112, 178, 179, 188, 329, 356, 358, 376, 623, 658, 712, 716, 752, 1246, 1253, 1316, 1424, 1432, 2492, 2506, 2632, 2864, 4183, 4984, 5012, 5264, 8366, 8413, 9968, 10024, 15931, 16732, 16826, 20048, 29281, 31862, 33464, 33652, 58562, 58891, 63724, 66928, 67304, 111517, 117124, 117782, 127448, 134608, 223034, 234248, 235564, 254896, 446068, 468496, 471128, 748757, 892136, 942256, 1497514, 1784272, 2995028, 5241299, 5990056, 10482598, 11980112, 20965196, 41930392, 83860784]

約数ペア:

[(1, 83860784), (2, 41930392), (4, 20965196), (7, 11980112), (8, 10482598), (14, 5990056), (16, 5241299), (28, 2995028), (47, 1784272), (56, 1497514), (89, 942256), (94, 892136), (112, 748757), (178, 471128), (179, 468496), (188, 446068), (329, 254896), (356, 235564), (358, 234248), (376, 223034), (623, 134608), (658, 127448), (712, 117782), (716, 117124), (752, 111517), (1246, 67304), (1253, 66928), (1316, 63724), (1424, 58891), (1432, 58562), (2492, 33652), (2506, 33464), (2632, 31862), (2864, 29281), (4183, 20048), (4984, 16826), (5012, 16732), (5264, 15931), (8366, 10024), (8413, 9968)]