78025172

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 153679680

約数和(自身を除く): 75654508

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 131, 262, 323, 461, 524, 646, 922, 1292, 1844, 2227, 2489, 4454, 4978, 7837, 8759, 8908, 9956, 15674, 17518, 31348, 35036, 42313, 60391, 84626, 120782, 148903, 169252, 241564, 297806, 595612, 1026647, 1147429, 2053294, 2294858, 4106588, 4589716, 19506293, 39012586, 78025172]

約数ペア:

[(1, 78025172), (2, 39012586), (4, 19506293), (17, 4589716), (19, 4106588), (34, 2294858), (38, 2053294), (68, 1147429), (76, 1026647), (131, 595612), (262, 297806), (323, 241564), (461, 169252), (524, 148903), (646, 120782), (922, 84626), (1292, 60391), (1844, 42313), (2227, 35036), (2489, 31348), (4454, 17518), (4978, 15674), (7837, 9956), (8759, 8908)]