78249795

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 143216640

約数和(自身を除く): 64966845

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 73, 115, 195, 219, 239, 299, 345, 365, 717, 897, 949, 1095, 1195, 1495, 1679, 2847, 3107, 3585, 4485, 4745, 5037, 5497, 8395, 9321, 14235, 15535, 16491, 17447, 21827, 25185, 27485, 46605, 52341, 65481, 71461, 82455, 87235, 109135, 214383, 226811, 261705, 327405, 357305, 401281, 680433, 1071915, 1134055, 1203843, 2006405, 3402165, 5216653, 6019215, 15649959, 26083265, 78249795]

約数ペア:

[(1, 78249795), (3, 26083265), (5, 15649959), (13, 6019215), (15, 5216653), (23, 3402165), (39, 2006405), (65, 1203843), (69, 1134055), (73, 1071915), (115, 680433), (195, 401281), (219, 357305), (239, 327405), (299, 261705), (345, 226811), (365, 214383), (717, 109135), (897, 87235), (949, 82455), (1095, 71461), (1195, 65481), (1495, 52341), (1679, 46605), (2847, 27485), (3107, 25185), (3585, 21827), (4485, 17447), (4745, 16491), (5037, 15535), (5497, 14235), (8395, 9321)]