4975815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 9676800

約数和(自身を除く): 4700985

約数列:

[1, 3, 5, 13, 15, 17, 19, 39, 51, 57, 65, 79, 85, 95, 195, 221, 237, 247, 255, 285, 323, 395, 663, 741, 969, 1027, 1105, 1185, 1235, 1343, 1501, 1615, 3081, 3315, 3705, 4029, 4199, 4503, 4845, 5135, 6715, 7505, 12597, 15405, 17459, 19513, 20145, 20995, 22515, 25517, 52377, 58539, 62985, 76551, 87295, 97565, 127585, 261885, 292695, 331721, 382755, 995163, 1658605, 4975815]

約数ペア:

[(1, 4975815), (3, 1658605), (5, 995163), (13, 382755), (15, 331721), (17, 292695), (19, 261885), (39, 127585), (51, 97565), (57, 87295), (65, 76551), (79, 62985), (85, 58539), (95, 52377), (195, 25517), (221, 22515), (237, 20995), (247, 20145), (255, 19513), (285, 17459), (323, 15405), (395, 12597), (663, 7505), (741, 6715), (969, 5135), (1027, 4845), (1105, 4503), (1185, 4199), (1235, 4029), (1343, 3705), (1501, 3315), (1615, 3081)]