87788512

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20663

約数の個数: 48

約数和(自身を含む): 207930240

約数和(自身を除く): 120141728

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, 20627, 41254, 82508, 144389, 165016, 288778, 330032, 391913, 577556, 660064, 783826, 1155112, 1567652, 2310224, 2743391, 3135304, 4620448, 5486782, 6270608, 10973564, 12541216, 21947128, 43894256, 87788512]

約数ペア:

[(1, 87788512), (2, 43894256), (4, 21947128), (7, 12541216), (8, 10973564), (14, 6270608), (16, 5486782), (19, 4620448), (28, 3135304), (32, 2743391), (38, 2310224), (56, 1567652), (76, 1155112), (112, 783826), (133, 660064), (152, 577556), (224, 391913), (266, 330032), (304, 288778), (532, 165016), (608, 144389), (1064, 82508), (2128, 41254), (4256, 20627)]