87431008

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20543}}^1$

素因数の和:20579

約数の個数: 48

約数和(自身を含む): 207083520

約数和(自身を除く): 119652512

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, 20543, 41086, 82172, 143801, 164344, 287602, 328688, 390317, 575204, 657376, 780634, 1150408, 1561268, 2300816, 2732219, 3122536, 4601632, 5464438, 6245072, 10928876, 12490144, 21857752, 43715504, 87431008]

約数ペア:

[(1, 87431008), (2, 43715504), (4, 21857752), (7, 12490144), (8, 10928876), (14, 6245072), (16, 5464438), (19, 4601632), (28, 3122536), (32, 2732219), (38, 2300816), (56, 1561268), (76, 1150408), (112, 780634), (133, 657376), (152, 575204), (224, 390317), (266, 328688), (304, 287602), (532, 164344), (608, 143801), (1064, 82172), (2128, 41086), (4256, 20543)]