156958544

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{991}}^1$

素因数の和:1539

約数の個数: 40

約数和(自身を含む): 321050880

約数和(自身を除く): 164092336

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 521, 991, 1042, 1982, 2084, 3964, 4168, 7928, 8336, 9899, 15856, 18829, 19798, 37658, 39596, 75316, 79192, 150632, 158384, 301264, 516311, 1032622, 2065244, 4130488, 8260976, 9809909, 19619818, 39239636, 78479272, 156958544]

約数ペア:

[(1, 156958544), (2, 78479272), (4, 39239636), (8, 19619818), (16, 9809909), (19, 8260976), (38, 4130488), (76, 2065244), (152, 1032622), (304, 516311), (521, 301264), (991, 158384), (1042, 150632), (1982, 79192), (2084, 75316), (3964, 39596), (4168, 37658), (7928, 19798), (8336, 18829), (9899, 15856)]