156690976

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2081}}^1$

素因数の和:2285

約数の個数: 48

約数和(自身を含む): 334210968

約数和(自身を除く): 177519992

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 362, 416, 724, 1448, 2081, 2353, 2896, 4162, 4706, 5792, 8324, 9412, 16648, 18824, 27053, 33296, 37648, 54106, 66592, 75296, 108212, 216424, 376661, 432848, 753322, 865696, 1506644, 3013288, 4896593, 6026576, 9793186, 12053152, 19586372, 39172744, 78345488, 156690976]

約数ペア:

[(1, 156690976), (2, 78345488), (4, 39172744), (8, 19586372), (13, 12053152), (16, 9793186), (26, 6026576), (32, 4896593), (52, 3013288), (104, 1506644), (181, 865696), (208, 753322), (362, 432848), (416, 376661), (724, 216424), (1448, 108212), (2081, 75296), (2353, 66592), (2896, 54106), (4162, 37648), (4706, 33296), (5792, 27053), (8324, 18824), (9412, 16648)]