87760504

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 185149440

約数和(自身を除く): 97388936

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 163, 167, 248, 326, 334, 403, 652, 668, 806, 1304, 1336, 1612, 2119, 2171, 3224, 4238, 4342, 5053, 5177, 8476, 8684, 10106, 10354, 16952, 17368, 20212, 20708, 27221, 40424, 41416, 54442, 65689, 67301, 108884, 131378, 134602, 217768, 262756, 269204, 353873, 525512, 538408, 707746, 843851, 1415492, 1687702, 2830984, 3375404, 6750808, 10970063, 21940126, 43880252, 87760504]

約数ペア:

[(1, 87760504), (2, 43880252), (4, 21940126), (8, 10970063), (13, 6750808), (26, 3375404), (31, 2830984), (52, 1687702), (62, 1415492), (104, 843851), (124, 707746), (163, 538408), (167, 525512), (248, 353873), (326, 269204), (334, 262756), (403, 217768), (652, 134602), (668, 131378), (806, 108884), (1304, 67301), (1336, 65689), (1612, 54442), (2119, 41416), (2171, 40424), (3224, 27221), (4238, 20708), (4342, 20212), (5053, 17368), (5177, 16952), (8476, 10354), (8684, 10106)]