81762016

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19211}}^1$

素因数の和:19247

約数の個数: 48

約数和(自身を含む): 193656960

約数和(自身を除く): 111894944

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 224, 266, 304, 532, 608, 1064, 2128, 4256, 19211, 38422, 76844, 134477, 153688, 268954, 307376, 365009, 537908, 614752, 730018, 1075816, 1460036, 2151632, 2555063, 2920072, 4303264, 5110126, 5840144, 10220252, 11680288, 20440504, 40881008, 81762016]

約数ペア:

[(1, 81762016), (2, 40881008), (4, 20440504), (7, 11680288), (8, 10220252), (14, 5840144), (16, 5110126), (19, 4303264), (28, 2920072), (32, 2555063), (38, 2151632), (56, 1460036), (76, 1075816), (112, 730018), (133, 614752), (152, 537908), (224, 365009), (266, 307376), (304, 268954), (532, 153688), (608, 134477), (1064, 76844), (2128, 38422), (4256, 19211)]