78820956

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{733}}^1$

素因数の和:875

約数の個数: 72

約数和(自身を含む): 208397280

約数和(自身を除く): 129576324

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 103, 116, 174, 206, 261, 309, 348, 412, 522, 618, 733, 927, 1044, 1236, 1466, 1854, 2199, 2932, 2987, 3708, 4398, 5974, 6597, 8796, 8961, 11948, 13194, 17922, 21257, 26388, 26883, 35844, 42514, 53766, 63771, 75499, 85028, 107532, 127542, 150998, 191313, 226497, 255084, 301996, 382626, 452994, 679491, 765252, 905988, 1358982, 2189471, 2717964, 4378942, 6568413, 8757884, 13136826, 19705239, 26273652, 39410478, 78820956]

約数ペア:

[(1, 78820956), (2, 39410478), (3, 26273652), (4, 19705239), (6, 13136826), (9, 8757884), (12, 6568413), (18, 4378942), (29, 2717964), (36, 2189471), (58, 1358982), (87, 905988), (103, 765252), (116, 679491), (174, 452994), (206, 382626), (261, 301996), (309, 255084), (348, 226497), (412, 191313), (522, 150998), (618, 127542), (733, 107532), (927, 85028), (1044, 75499), (1236, 63771), (1466, 53766), (1854, 42514), (2199, 35844), (2932, 26883), (2987, 26388), (3708, 21257), (4398, 17922), (5974, 13194), (6597, 11948), (8796, 8961)]